78896336

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{199}}^1\times {\mathrm{349}}^1$

素因数の和:627

約数の個数: 40

約数和(自身を含む): 156240000

約数和(自身を除く): 77343664

約数列:

[1, 2, 4, 8, 16, 71, 142, 199, 284, 349, 398, 568, 698, 796, 1136, 1396, 1592, 2792, 3184, 5584, 14129, 24779, 28258, 49558, 56516, 69451, 99116, 113032, 138902, 198232, 226064, 277804, 396464, 555608, 1111216, 4931021, 9862042, 19724084, 39448168, 78896336]

約数ペア:

[(1, 78896336), (2, 39448168), (4, 19724084), (8, 9862042), (16, 4931021), (71, 1111216), (142, 555608), (199, 396464), (284, 277804), (349, 226064), (398, 198232), (568, 138902), (698, 113032), (796, 99116), (1136, 69451), (1396, 56516), (1592, 49558), (2792, 28258), (3184, 24779), (5584, 14129)]