Q: What is the sum of all factors of the number 128,728 excluding 128,728?

 A: 112,652

Why is 112,652 the sum of all factors of 128,728, excluding 128,728?

The factors of the number 128,728 are: 1, 2, 4, 8, 16091, 32182, 64364, 128728.

If you add them up, you will get the total of 128,840. Now subtract 128,728 to get 112,652


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