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What are the common factors of 85 and 155?
1 and 5
What is the greatest common factor of 85 and 155?
The GCF of 85 and 155 is 5. A factor is a divisor - a number that will evenly divide into another number. The greatest common factor of two or more numbers is the largest factor that both numbers have in common. One way to determine the common factors and greatest common factor is to find all the factors of the numbers and compare them. The factors of 85 are 1, 5, 17, and 85. The factors of 155 are 1, 5, 31, and 155. The common factors are 1 and 5. Therefore, the greatest common factor is 5.
Highest common factor of 85 and 185?
To find the highest common factor (HCF) of 85 and 185, we first need to factorize both numbers. The factors of 85 are 1, 5, 17, and 85. The factors of 185 are 1, 5, 37, and 185. The common factors are 1 and 5. Therefore, the highest common factor of 85 and 185 is 5.
What are the common factors of 51 and 85?
The common factors of 51 and 85 are: 1 and 17.
What are the common factors of 65 and 85?
The common factors of 65 and 85 are: 1 and 5
