16365200975

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{181}}^1\times {\mathrm{311}}^1\times {\mathrm{401}}^1$

素因数の和:932

約数の個数: 48

約数和(自身を含む): 21229266240

約数和(自身を除く): 4864065265

約数列:

[1, 5, 25, 29, 145, 181, 311, 401, 725, 905, 1555, 2005, 4525, 5249, 7775, 9019, 10025, 11629, 26245, 45095, 56291, 58145, 72581, 124711, 131225, 225475, 281455, 290725, 362905, 623555, 1407275, 1632439, 1814525, 2104849, 3117775, 3616619, 8162195, 10524245, 18083095, 22572691, 40810975, 52621225, 90415475, 112863455, 564317275, 654608039, 3273040195, 16365200975]

約数ペア:

[(1, 16365200975), (5, 3273040195), (25, 654608039), (29, 564317275), (145, 112863455), (181, 90415475), (311, 52621225), (401, 40810975), (725, 22572691), (905, 18083095), (1555, 10524245), (2005, 8162195), (4525, 3616619), (5249, 3117775), (7775, 2104849), (9019, 1814525), (10025, 1632439), (11629, 1407275), (26245, 623555), (45095, 362905), (56291, 290725), (58145, 281455), (72581, 225475), (124711, 131225)]