Do you mean all the factors? I'm not sure what "common factors" is?
All of the factors of A.
The product of all the common prime factors is the GCF. The product of all common factors would vary according to the list.
1 and 2 all the common factors of 64,12,18
All the common factors of 99 and 11 are: 1 and 11 .
Since 18 is a factor of 54, all of its factors are common.
The common factors are: 1, 7
The common factors are: 1, 5.
The common factors are: 1, 2
The common factors of 25 and 50 are 1, 5 and 25.All of them.
All of the factors of 26 are common with the factors of 52.
The common factors of 50 and 900 are the numbers that can evenly divide both of them without leaving a remainder. The factors of 50 are 1, 2, 5, 10, 25, and 50. The factors of 900 are 1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 150, 180, 225, 300, 450, and 900. The common factors of 50 and 900 are 1, 2, 5, 10, and 50.