71568520

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{599}}^1$

素因数の和:742

約数の個数: 64

約数和(自身を含む): 168480000

約数和(自身を除く): 96911480

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 103, 116, 145, 206, 232, 290, 412, 515, 580, 599, 824, 1030, 1160, 1198, 2060, 2396, 2987, 2995, 4120, 4792, 5974, 5990, 11948, 11980, 14935, 17371, 23896, 23960, 29870, 34742, 59740, 61697, 69484, 86855, 119480, 123394, 138968, 173710, 246788, 308485, 347420, 493576, 616970, 694840, 1233940, 1789213, 2467880, 3578426, 7156852, 8946065, 14313704, 17892130, 35784260, 71568520]

約数ペア:

[(1, 71568520), (2, 35784260), (4, 17892130), (5, 14313704), (8, 8946065), (10, 7156852), (20, 3578426), (29, 2467880), (40, 1789213), (58, 1233940), (103, 694840), (116, 616970), (145, 493576), (206, 347420), (232, 308485), (290, 246788), (412, 173710), (515, 138968), (580, 123394), (599, 119480), (824, 86855), (1030, 69484), (1160, 61697), (1198, 59740), (2060, 34742), (2396, 29870), (2987, 23960), (2995, 23896), (4120, 17371), (4792, 14935), (5974, 11980), (5990, 11948)]