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EmoPotatoQueen
It is eight. There is no way it's wrong I doubled checked.
francescagl
The prime factorization of 56= 2 x 2 x 2 x 7
The prime factorization of 16= 2 x 2 x 2 x 2= 2^4

There are 3 common 2’s and then you multiply 2 x 2 x 2= 8

So the answer is 8.