13016125

素因数分解:

$5^3\times {\mathrm{31}}^1\times {\mathrm{3359}}^1$

素因数の和:3405

約数の個数: 16

約数和(自身を含む): 16773120

約数和(自身を除く): 3756995

約数列:

[1, 5, 25, 31, 125, 155, 775, 3359, 3875, 16795, 83975, 104129, 419875, 520645, 2603225, 13016125]

約数ペア:

[(1, 13016125), (5, 2603225), (25, 520645), (31, 419875), (125, 104129), (155, 83975), (775, 16795), (3359, 3875)]