Q: What is the sum of all factors of the number 102,261,560 excluding 102,261,560?

A: 135,252,040

Why is 135,252,040 the sum of all factors of 102,261,560, excluding 102,261,560?

The factors of the number 102,261,560 are: 1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 82469, 164938, 329876, 412345, 659752, 824690, 1649380, 2556539, 3298760, 5113078, 10226156, 12782695, 20452312, 25565390, 51130780, 102261560.

If you add them up, you will get the total of 102,261,695. Now subtract 102,261,560 to get 135,252,040