65849920

素因数分解:

$2^6\times 5^1\times {\mathrm{23}}^2\times {\mathrm{389}}^1$

素因数の和:452

約数の個数: 84

約数和(自身を含む): 164340540

約数和(自身を除く): 98490620

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 160, 184, 230, 320, 368, 389, 460, 529, 736, 778, 920, 1058, 1472, 1556, 1840, 1945, 2116, 2645, 3112, 3680, 3890, 4232, 5290, 6224, 7360, 7780, 8464, 8947, 10580, 12448, 15560, 16928, 17894, 21160, 24896, 31120, 33856, 35788, 42320, 44735, 62240, 71576, 84640, 89470, 124480, 143152, 169280, 178940, 205781, 286304, 357880, 411562, 572608, 715760, 823124, 1028905, 1431520, 1646248, 2057810, 2863040, 3292496, 4115620, 6584992, 8231240, 13169984, 16462480, 32924960, 65849920]

約数ペア:

[(1, 65849920), (2, 32924960), (4, 16462480), (5, 13169984), (8, 8231240), (10, 6584992), (16, 4115620), (20, 3292496), (23, 2863040), (32, 2057810), (40, 1646248), (46, 1431520), (64, 1028905), (80, 823124), (92, 715760), (115, 572608), (160, 411562), (184, 357880), (230, 286304), (320, 205781), (368, 178940), (389, 169280), (460, 143152), (529, 124480), (736, 89470), (778, 84640), (920, 71576), (1058, 62240), (1472, 44735), (1556, 42320), (1840, 35788), (1945, 33856), (2116, 31120), (2645, 24896), (3112, 21160), (3680, 17894), (3890, 16928), (4232, 15560), (5290, 12448), (6224, 10580), (7360, 8947), (7780, 8464)]