80710960

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{2237}}^1$

素因数の和:2302

約数の個数: 80

約数和(自身を含む): 209799072

約数和(自身を除く): 129088112

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 41, 44, 55, 80, 82, 88, 110, 164, 176, 205, 220, 328, 410, 440, 451, 656, 820, 880, 902, 1640, 1804, 2237, 2255, 3280, 3608, 4474, 4510, 7216, 8948, 9020, 11185, 17896, 18040, 22370, 24607, 35792, 36080, 44740, 49214, 89480, 91717, 98428, 123035, 178960, 183434, 196856, 246070, 366868, 393712, 458585, 492140, 733736, 917170, 984280, 1008887, 1467472, 1834340, 1968560, 2017774, 3668680, 4035548, 5044435, 7337360, 8071096, 10088870, 16142192, 20177740, 40355480, 80710960]

約数ペア:

[(1, 80710960), (2, 40355480), (4, 20177740), (5, 16142192), (8, 10088870), (10, 8071096), (11, 7337360), (16, 5044435), (20, 4035548), (22, 3668680), (40, 2017774), (41, 1968560), (44, 1834340), (55, 1467472), (80, 1008887), (82, 984280), (88, 917170), (110, 733736), (164, 492140), (176, 458585), (205, 393712), (220, 366868), (328, 246070), (410, 196856), (440, 183434), (451, 178960), (656, 123035), (820, 98428), (880, 91717), (902, 89480), (1640, 49214), (1804, 44740), (2237, 36080), (2255, 35792), (3280, 24607), (3608, 22370), (4474, 18040), (4510, 17896), (7216, 11185), (8948, 9020)]