71765025

素因数分解:

$3^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{13477}}^1$

素因数の和:13561

約数の個数: 24

約数和(自身を含む): 120331584

約数和(自身を除く): 48566559

約数列:

[1, 3, 5, 15, 25, 71, 75, 213, 355, 1065, 1775, 5325, 13477, 40431, 67385, 202155, 336925, 956867, 1010775, 2870601, 4784335, 14353005, 23921675, 71765025]

約数ペア:

[(1, 71765025), (3, 23921675), (5, 14353005), (15, 4784335), (25, 2870601), (71, 1010775), (75, 956867), (213, 336925), (355, 202155), (1065, 67385), (1775, 40431), (5325, 13477)]