80415772

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{113}}^1\times {\mathrm{1999}}^1$

素因数の和:2205

約数の個数: 24

約数和(自身を含む): 143640000

約数和(自身を除く): 63224228

約数列:

[1, 2, 4, 89, 113, 178, 226, 356, 452, 1999, 3998, 7996, 10057, 20114, 40228, 177911, 225887, 355822, 451774, 711644, 903548, 20103943, 40207886, 80415772]

約数ペア:

[(1, 80415772), (2, 40207886), (4, 20103943), (89, 903548), (113, 711644), (178, 451774), (226, 355822), (356, 225887), (452, 177911), (1999, 40228), (3998, 20114), (7996, 10057)]