49204865240

素因数分解:

$2^3\times 5^1\times {\mathrm{31181}}^1\times {\mathrm{39451}}^1$

素因数の和:70643

約数の個数: 32

約数和(自身を含む): 110717303760

約数和(自身を除く): 61512438520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 31181, 39451, 62362, 78902, 124724, 155905, 157804, 197255, 249448, 311810, 315608, 394510, 623620, 789020, 1247240, 1578040, 1230121631, 2460243262, 4920486524, 6150608155, 9840973048, 12301216310, 24602432620, 49204865240]

約数ペア:

[(1, 49204865240), (2, 24602432620), (4, 12301216310), (5, 9840973048), (8, 6150608155), (10, 4920486524), (20, 2460243262), (40, 1230121631), (31181, 1578040), (39451, 1247240), (62362, 789020), (78902, 623620), (124724, 394510), (155905, 315608), (157804, 311810), (197255, 249448)]