Q: What is the sum of all factors of the number 421,551,128 excluding 421,551,128?

 A: 371,866,552

Why is 371,866,552 the sum of all factors of 421,551,128, excluding 421,551,128?

The factors of the number 421,551,128 are: 1, 2, 4, 8, 263, 526, 1052, 2104, 200357, 400714, 801428, 1602856, 52693891, 105387782, 210775564, 421551128.

If you add them up, you will get the total of 421,551,499. Now subtract 421,551,128 to get 371,866,552


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