What is the Sum of Factors of 640?

The Sum of Factors of 640 means that you add up all the factors of 640. You may be looking for the Sum of Factors of 640 including or excluding 640 itself.

Here is the calculation and answer to the Sum of all Factors of 640 including 640:

1 + 2 + 4 + 5 + 8 + 10 + 16 + 20 + 32 + 40 + 64 + 80 + 128 + 160 + 320 + 640 = 1530

Here is the calculation and answer to the Sum of Factors of 640 if you exclude 640 itself:

1 + 2 + 4 + 5 + 8 + 10 + 16 + 20 + 32 + 40 + 64 + 80 + 128 + 160 + 320 = 890

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