Q: What is the sum of all factors of the number 321,211,010 excluding 321,211,010?

A: 266,302,510

Why is 266,302,510 the sum of all factors of 321,211,010, excluding 321,211,010?

The factors of the number 321,211,010 are: 1, 2, 5, 10, 109, 157, 218, 314, 545, 785, 1090, 1570, 1877, 3754, 9385, 17113, 18770, 34226, 85565, 171130, 204593, 294689, 409186, 589378, 1022965, 1473445, 2045930, 2946890, 32121101, 64242202, 160605505, 321211010.

If you add them up, you will get the total of 321,211,276. Now subtract 321,211,010 to get 266,302,510