Q: What is the sum of all factors of the number 78,142,015 excluding 78,142,015?

 A: 31,393,745

Why is 31,393,745 the sum of all factors of 78,142,015, excluding 78,142,015?

The factors of the number 78,142,015 are: 1, 5, 7, 35, 49, 245, 313, 1019, 1565, 2191, 5095, 7133, 10955, 15337, 35665, 49931, 76685, 249655, 318947, 1594735, 2232629, 11163145, 15628403, 78142015.

If you add them up, you will get the total of 78,142,046. Now subtract 78,142,015 to get 31,393,745


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