72854960

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1013}}^1$

素因数の和:1086

約数の個数: 80

約数和(自身を含む): 181059840

約数和(自身を除く): 108204880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 31, 40, 58, 62, 80, 116, 124, 145, 155, 232, 248, 290, 310, 464, 496, 580, 620, 899, 1013, 1160, 1240, 1798, 2026, 2320, 2480, 3596, 4052, 4495, 5065, 7192, 8104, 8990, 10130, 14384, 16208, 17980, 20260, 29377, 31403, 35960, 40520, 58754, 62806, 71920, 81040, 117508, 125612, 146885, 157015, 235016, 251224, 293770, 314030, 470032, 502448, 587540, 628060, 910687, 1175080, 1256120, 1821374, 2350160, 2512240, 3642748, 4553435, 7285496, 9106870, 14570992, 18213740, 36427480, 72854960]

約数ペア:

[(1, 72854960), (2, 36427480), (4, 18213740), (5, 14570992), (8, 9106870), (10, 7285496), (16, 4553435), (20, 3642748), (29, 2512240), (31, 2350160), (40, 1821374), (58, 1256120), (62, 1175080), (80, 910687), (116, 628060), (124, 587540), (145, 502448), (155, 470032), (232, 314030), (248, 293770), (290, 251224), (310, 235016), (464, 157015), (496, 146885), (580, 125612), (620, 117508), (899, 81040), (1013, 71920), (1160, 62806), (1240, 58754), (1798, 40520), (2026, 35960), (2320, 31403), (2480, 29377), (3596, 20260), (4052, 17980), (4495, 16208), (5065, 14384), (7192, 10130), (8104, 8990)]