Q: What is the sum of all factors of the number 65,130,580 excluding 65,130,580?

Why is 72,693,260 the sum of all factors of 65,130,580, excluding 65,130,580?

The factors of the number 65,130,580 are: 1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 24859, 49718, 99436, 124295, 248590, 497180, 3256529, 6513058, 13026116, 16282645, 32565290, 65130580.

If you add them up, you will get the total of 65,130,652. Now subtract 65,130,580 to get 72,693,260

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