68900560

素因数分解:

$2^4\times 5^1\times {\mathrm{373}}^1\times {\mathrm{2309}}^1$

素因数の和:2695

約数の個数: 40

約数和(自身を含む): 160692840

約数和(自身を除く): 91792280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 373, 746, 1492, 1865, 2309, 2984, 3730, 4618, 5968, 7460, 9236, 11545, 14920, 18472, 23090, 29840, 36944, 46180, 92360, 184720, 861257, 1722514, 3445028, 4306285, 6890056, 8612570, 13780112, 17225140, 34450280, 68900560]

約数ペア:

[(1, 68900560), (2, 34450280), (4, 17225140), (5, 13780112), (8, 8612570), (10, 6890056), (16, 4306285), (20, 3445028), (40, 1722514), (80, 861257), (373, 184720), (746, 92360), (1492, 46180), (1865, 36944), (2309, 29840), (2984, 23090), (3730, 18472), (4618, 14920), (5968, 11545), (7460, 9236)]