2158045659025

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{111521}}^1\times {\mathrm{40739}}^1$

素因数の和:152289

約数の個数: 24

約数和(自身を含む): 2816911893600

約数和(自身を除く): 658866234575

約数列:

[1, 5, 19, 25, 95, 475, 40739, 111521, 203695, 557605, 774041, 1018475, 2118899, 2788025, 3870205, 10594495, 19351025, 52972475, 4543254019, 22716270095, 86321826361, 113581350475, 431609131805, 2158045659025]

約数ペア:

[(1, 2158045659025), (5, 431609131805), (19, 113581350475), (25, 86321826361), (95, 22716270095), (475, 4543254019), (40739, 52972475), (111521, 19351025), (203695, 10594495), (557605, 3870205), (774041, 2788025), (1018475, 2118899)]