What is the Greatest Common Factor of 82960 and 82980?

Greatest common factor (GCF) of 82960 and 82980 is 20.

GCF(82960,82980) = 20

We will now calculate the prime factors of 82960 and 82980, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 82960 and 82980.

How to find the GCF of 82960 and 82980?

We will first find the prime factorization of 82960 and 82980. After we will calculate the factors of 82960 and 82980 and find the biggest common factor number .

Step-1: Prime Factorization of 82960

Prime factors of 82960 are 2, 5, 17, 61. Prime factorization of 82960 in exponential form is:

82960 = 2⁴ × 5¹ × 17¹ × 61¹

Step-2: Prime Factorization of 82980

Prime factors of 82980 are 2, 3, 5, 461. Prime factorization of 82980 in exponential form is:

82980 = 2² × 3² × 5¹ × 461¹

Step-3: Factors of 82960

List of positive integer factors of 82960 that divides 82960 without a remainder.

1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 61, 68, 80, 85, 122, 136, 170, 244, 272, 305, 340, 488, 610, 680, 976, 1037, 1220, 1360, 2074, 2440, 4148, 4880, 5185, 8296, 10370, 16592, 20740, 41480

Step-4: Factors of 82980

List of positive integer factors of 82980 that divides 82960 without a remainder.

1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 461, 922, 1383, 1844, 2305, 2766, 4149, 4610, 5532, 6915, 8298, 9220, 13830, 16596, 20745, 27660, 41490

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 82960 and 82980. The biggest common factor number is the GCF number.
So the greatest common factor 82960 and 82980 is 20.

Also check out the Least Common Multiple of 82960 and 82980