What is the Greatest Common Factor of 82561 and 82565?

Greatest common factor (GCF) of 82561 and 82565 is 1.

GCF(82561,82565) = 1

We will now calculate the prime factors of 82561 and 82565, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 82561 and 82565.

How to find the GCF of 82561 and 82565?

We will first find the prime factorization of 82561 and 82565. After we will calculate the factors of 82561 and 82565 and find the biggest common factor number .

Step-1: Prime Factorization of 82561

Prime factors of 82561 are 82561. Prime factorization of 82561 in exponential form is:

82561 = 82561¹

Step-2: Prime Factorization of 82565

Prime factors of 82565 are 5, 7, 337. Prime factorization of 82565 in exponential form is:

82565 = 5¹ × 7² × 337¹

Step-3: Factors of 82561

List of positive integer factors of 82561 that divides 82561 without a remainder.

Step-4: Factors of 82565

List of positive integer factors of 82565 that divides 82561 without a remainder.

1, 5, 7, 35, 49, 245, 337, 1685, 2359, 11795, 16513

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 82561 and 82565. The biggest common factor number is the GCF number.
So the greatest common factor 82561 and 82565 is 1.

Also check out the Least Common Multiple of 82561 and 82565