47020025

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{359}}^1$

素因数の和:426

約数の個数: 36

約数和(自身を含む): 65352960

約数和(自身を除く): 18332935

約数列:

[1, 5, 13, 25, 31, 65, 155, 169, 325, 359, 403, 775, 845, 1795, 2015, 4225, 4667, 5239, 8975, 10075, 11129, 23335, 26195, 55645, 60671, 116675, 130975, 144677, 278225, 303355, 723385, 1516775, 1880801, 3616925, 9404005, 47020025]

約数ペア:

[(1, 47020025), (5, 9404005), (13, 3616925), (25, 1880801), (31, 1516775), (65, 723385), (155, 303355), (169, 278225), (325, 144677), (359, 130975), (403, 116675), (775, 60671), (845, 55645), (1795, 26195), (2015, 23335), (4225, 11129), (4667, 10075), (5239, 8975)]