64631668

素因数分解:

$2^2\times {\mathrm{59}}^1\times {\mathrm{137}}^1\times {\mathrm{1999}}^1$

素因数の和:2199

約数の個数: 24

約数和(自身を含む): 115920000

約数和(自身を除く): 51288332

約数列:

[1, 2, 4, 59, 118, 137, 236, 274, 548, 1999, 3998, 7996, 8083, 16166, 32332, 117941, 235882, 273863, 471764, 547726, 1095452, 16157917, 32315834, 64631668]

約数ペア:

[(1, 64631668), (2, 32315834), (4, 16157917), (59, 1095452), (118, 547726), (137, 471764), (236, 273863), (274, 235882), (548, 117941), (1999, 32332), (3998, 16166), (7996, 8083)]