142493360

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{57457}}^1$

素因数の和:57501

約数の個数: 40

約数和(自身を含む): 341990016

約数和(自身を除く): 199496656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 57457, 114914, 229828, 287285, 459656, 574570, 919312, 1149140, 1781167, 2298280, 3562334, 4596560, 7124668, 8905835, 14249336, 17811670, 28498672, 35623340, 71246680, 142493360]

約数ペア:

[(1, 142493360), (2, 71246680), (4, 35623340), (5, 28498672), (8, 17811670), (10, 14249336), (16, 8905835), (20, 7124668), (31, 4596560), (40, 3562334), (62, 2298280), (80, 1781167), (124, 1149140), (155, 919312), (248, 574570), (310, 459656), (496, 287285), (620, 229828), (1240, 114914), (2480, 57457)]