77685490

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{613}}^1$

素因数の和:691

約数の個数: 64

約数和(自身を含む): 159148800

約数和(自身を除く): 81463310

約数列:

[1, 2, 5, 10, 19, 23, 29, 38, 46, 58, 95, 115, 145, 190, 230, 290, 437, 551, 613, 667, 874, 1102, 1226, 1334, 2185, 2755, 3065, 3335, 4370, 5510, 6130, 6670, 11647, 12673, 14099, 17777, 23294, 25346, 28198, 35554, 58235, 63365, 70495, 88885, 116470, 126730, 140990, 177770, 267881, 337763, 408871, 535762, 675526, 817742, 1339405, 1688815, 2044355, 2678810, 3377630, 4088710, 7768549, 15537098, 38842745, 77685490]

約数ペア:

[(1, 77685490), (2, 38842745), (5, 15537098), (10, 7768549), (19, 4088710), (23, 3377630), (29, 2678810), (38, 2044355), (46, 1688815), (58, 1339405), (95, 817742), (115, 675526), (145, 535762), (190, 408871), (230, 337763), (290, 267881), (437, 177770), (551, 140990), (613, 126730), (667, 116470), (874, 88885), (1102, 70495), (1226, 63365), (1334, 58235), (2185, 35554), (2755, 28198), (3065, 25346), (3335, 23294), (4370, 17777), (5510, 14099), (6130, 12673), (6670, 11647)]