157196560

素因数分解:

$2^4\times 5^1\times {\mathrm{113}}^1\times {\mathrm{17389}}^1$

素因数の和:17515

約数の個数: 40

約数和(自身を含む): 368737560

約数和(自身を除く): 211541000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 113, 226, 452, 565, 904, 1130, 1808, 2260, 4520, 9040, 17389, 34778, 69556, 86945, 139112, 173890, 278224, 347780, 695560, 1391120, 1964957, 3929914, 7859828, 9824785, 15719656, 19649570, 31439312, 39299140, 78598280, 157196560]

約数ペア:

[(1, 157196560), (2, 78598280), (4, 39299140), (5, 31439312), (8, 19649570), (10, 15719656), (16, 9824785), (20, 7859828), (40, 3929914), (80, 1964957), (113, 1391120), (226, 695560), (452, 347780), (565, 278224), (904, 173890), (1130, 139112), (1808, 86945), (2260, 69556), (4520, 34778), (9040, 17389)]