217872070

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{57791}}^1$

素因数の和:57840

約数の個数: 32

約数和(自身を含む): 436907520

約数和(自身を除く): 219035450

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 290, 377, 754, 1885, 3770, 57791, 115582, 288955, 577910, 751283, 1502566, 1675939, 3351878, 3756415, 7512830, 8379695, 16759390, 21787207, 43574414, 108936035, 217872070]

約数ペア:

[(1, 217872070), (2, 108936035), (5, 43574414), (10, 21787207), (13, 16759390), (26, 8379695), (29, 7512830), (58, 3756415), (65, 3351878), (130, 1675939), (145, 1502566), (290, 751283), (377, 577910), (754, 288955), (1885, 115582), (3770, 57791)]