157216540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^2\times {\mathrm{719}}^1$

素因数の和:799

約数の個数: 72

約数和(自身を含む): 368746560

約数和(自身を除く): 211530020

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 58, 65, 116, 130, 145, 260, 290, 377, 580, 719, 754, 841, 1438, 1508, 1682, 1885, 2876, 3364, 3595, 3770, 4205, 7190, 7540, 8410, 9347, 10933, 14380, 16820, 18694, 20851, 21866, 37388, 41702, 43732, 46735, 54665, 83404, 93470, 104255, 109330, 186940, 208510, 218660, 271063, 417020, 542126, 604679, 1084252, 1209358, 1355315, 2418716, 2710630, 3023395, 5421260, 6046790, 7860827, 12093580, 15721654, 31443308, 39304135, 78608270, 157216540]

約数ペア:

[(1, 157216540), (2, 78608270), (4, 39304135), (5, 31443308), (10, 15721654), (13, 12093580), (20, 7860827), (26, 6046790), (29, 5421260), (52, 3023395), (58, 2710630), (65, 2418716), (116, 1355315), (130, 1209358), (145, 1084252), (260, 604679), (290, 542126), (377, 417020), (580, 271063), (719, 218660), (754, 208510), (841, 186940), (1438, 109330), (1508, 104255), (1682, 93470), (1885, 83404), (2876, 54665), (3364, 46735), (3595, 43732), (3770, 41702), (4205, 37388), (7190, 21866), (7540, 20851), (8410, 18694), (9347, 16820), (10933, 14380)]