66291665

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1$

素因数の和:198

約数の個数: 48

約数和(自身を含む): 94483200

約数和(自身を除く): 28191535

約数列:

[1, 5, 11, 19, 55, 73, 79, 95, 121, 209, 365, 395, 605, 803, 869, 1045, 1387, 1501, 2299, 4015, 4345, 5767, 6935, 7505, 8833, 9559, 11495, 15257, 16511, 28835, 44165, 47795, 63437, 76285, 82555, 109573, 167827, 181621, 317185, 547865, 697807, 839135, 908105, 1205303, 3489035, 6026515, 13258333, 66291665]

約数ペア:

[(1, 66291665), (5, 13258333), (11, 6026515), (19, 3489035), (55, 1205303), (73, 908105), (79, 839135), (95, 697807), (121, 547865), (209, 317185), (365, 181621), (395, 167827), (605, 109573), (803, 82555), (869, 76285), (1045, 63437), (1387, 47795), (1501, 44165), (2299, 28835), (4015, 16511), (4345, 15257), (5767, 11495), (6935, 9559), (7505, 8833)]