205655401240

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{177289139}}^1$

素因数の和:177289179

約数の個数: 32

約数和(自身を含む): 478680678000

約数和(自身を除く): 273025276760

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 177289139, 354578278, 709156556, 886445695, 1418313112, 1772891390, 3545782780, 5141385031, 7091565560, 10282770062, 20565540124, 25706925155, 41131080248, 51413850310, 102827700620, 205655401240]

約数ペア:

[(1, 205655401240), (2, 102827700620), (4, 51413850310), (5, 41131080248), (8, 25706925155), (10, 20565540124), (20, 10282770062), (29, 7091565560), (40, 5141385031), (58, 3545782780), (116, 1772891390), (145, 1418313112), (232, 886445695), (290, 709156556), (580, 354578278), (1160, 177289139)]