205928710

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{54623}}^1$

素因数の和:54672

約数の個数: 32

約数和(自身を含む): 412957440

約数和(自身を除く): 207028730

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 290, 377, 754, 1885, 3770, 54623, 109246, 273115, 546230, 710099, 1420198, 1584067, 3168134, 3550495, 7100990, 7920335, 15840670, 20592871, 41185742, 102964355, 205928710]

約数ペア:

[(1, 205928710), (2, 102964355), (5, 41185742), (10, 20592871), (13, 15840670), (26, 7920335), (29, 7100990), (58, 3550495), (65, 3168134), (130, 1584067), (145, 1420198), (290, 710099), (377, 546230), (754, 273115), (1885, 109246), (3770, 54623)]