68121775

素因数分解:

$5^2\times {\mathrm{73}}^1\times {\mathrm{163}}^1\times {\mathrm{229}}^1$

素因数の和:475

約数の個数: 24

約数和(自身を含む): 86529680

約数和(自身を除く): 18407905

約数列:

[1, 5, 25, 73, 163, 229, 365, 815, 1145, 1825, 4075, 5725, 11899, 16717, 37327, 59495, 83585, 186635, 297475, 417925, 933175, 2724871, 13624355, 68121775]

約数ペア:

[(1, 68121775), (5, 13624355), (25, 2724871), (73, 933175), (163, 417925), (229, 297475), (365, 186635), (815, 83585), (1145, 59495), (1825, 37327), (4075, 16717), (5725, 11899)]