157725490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1$

素因数の和:196

約数の個数: 128

約数和(自身を含む): 352719360

約数和(自身を除く): 194993870

約数列:

[1, 2, 5, 10, 13, 17, 23, 26, 29, 34, 46, 58, 65, 85, 107, 115, 130, 145, 170, 214, 221, 230, 290, 299, 377, 391, 442, 493, 535, 598, 667, 754, 782, 986, 1070, 1105, 1334, 1391, 1495, 1819, 1885, 1955, 2210, 2461, 2465, 2782, 2990, 3103, 3335, 3638, 3770, 3910, 4922, 4930, 5083, 6206, 6409, 6670, 6955, 8671, 9095, 10166, 11339, 12305, 12818, 13910, 15515, 17342, 18190, 22678, 23647, 24610, 25415, 31030, 31993, 32045, 40339, 41837, 43355, 47294, 50830, 52751, 56695, 63986, 64090, 71369, 80678, 83674, 86710, 105502, 113390, 118235, 142738, 147407, 159965, 201695, 209185, 236470, 263755, 294814, 319930, 356845, 403390, 418370, 527510, 543881, 685763, 713690, 737035, 927797, 1087762, 1213273, 1371526, 1474070, 1855594, 2426546, 2719405, 3428815, 4638985, 5438810, 6066365, 6857630, 9277970, 12132730, 15772549, 31545098, 78862745, 157725490]

約数ペア:

[(1, 157725490), (2, 78862745), (5, 31545098), (10, 15772549), (13, 12132730), (17, 9277970), (23, 6857630), (26, 6066365), (29, 5438810), (34, 4638985), (46, 3428815), (58, 2719405), (65, 2426546), (85, 1855594), (107, 1474070), (115, 1371526), (130, 1213273), (145, 1087762), (170, 927797), (214, 737035), (221, 713690), (230, 685763), (290, 543881), (299, 527510), (377, 418370), (391, 403390), (442, 356845), (493, 319930), (535, 294814), (598, 263755), (667, 236470), (754, 209185), (782, 201695), (986, 159965), (1070, 147407), (1105, 142738), (1334, 118235), (1391, 113390), (1495, 105502), (1819, 86710), (1885, 83674), (1955, 80678), (2210, 71369), (2461, 64090), (2465, 63986), (2782, 56695), (2990, 52751), (3103, 50830), (3335, 47294), (3638, 43355), (3770, 41837), (3910, 40339), (4922, 32045), (4930, 31993), (5083, 31030), (6206, 25415), (6409, 24610), (6670, 23647), (6955, 22678), (8671, 18190), (9095, 17342), (10166, 15515), (11339, 13910), (12305, 12818)]