Question

The total number of factors for 64 are .

• A. 5
• B. 6
• C. 6
• D. 7

Answer 1

The correct option is D 7

Let us write the factor pairs for 64.
64 = 1 × 64
64 = 2 × 32
64 = 4 × 16
64 = 8 × 8
64 = 16 × 4
64 = 32 × 2
​​​​​​​64 = 64 × 1

So, the factors for 64 are 1, 2, 4, 8, 16, 32 and 64.

​​​​​​​Thus, 64 has 7 factors.