Q: What is the sum of all factors of the number 405,143,264 excluding 405,143,264?

 A: 394,516,744

Why is 394,516,744 the sum of all factors of 405,143,264, excluding 405,143,264?

The factors of the number 405,143,264 are: 1, 2, 4, 8, 16, 32, 397, 794, 1588, 3176, 6352, 12704, 31891, 63782, 127564, 255128, 510256, 1020512, 12660727, 25321454, 50642908, 101285816, 202571632, 405143264.

If you add them up, you will get the total of 405,143,658. Now subtract 405,143,264 to get 394,516,744


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