155890475

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{15473}}^1$

素因数の和:15527

約数の個数: 24

約数和(自身を含む): 214902912

約数和(自身を除く): 59012437

約数列:

[1, 5, 13, 25, 31, 65, 155, 325, 403, 775, 2015, 10075, 15473, 77365, 201149, 386825, 479663, 1005745, 2398315, 5028725, 6235619, 11991575, 31178095, 155890475]

約数ペア:

[(1, 155890475), (5, 31178095), (13, 11991575), (25, 6235619), (31, 5028725), (65, 2398315), (155, 1005745), (325, 479663), (403, 386825), (775, 201149), (2015, 77365), (10075, 15473)]