Q: What is the sum of all factors of the number 45,072 excluding 45,072?

 A: 81,470

Why is 81,470 the sum of all factors of 45,072, excluding 45,072?

The factors of the number 45,072 are: 1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 313, 626, 939, 1252, 1878, 2504, 2817, 3756, 5008, 5634, 7512, 11268, 15024, 22536, 45072.

If you add them up, you will get the total of 45,153. Now subtract 45,072 to get 81,470


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