12641875

素因数分解:

$5^4\times {\mathrm{113}}^1\times {\mathrm{179}}^1$

素因数の和:312

約数の個数: 20

約数和(自身を含む): 16026120

約数和(自身を除く): 3384245

約数列:

[1, 5, 25, 113, 125, 179, 565, 625, 895, 2825, 4475, 14125, 20227, 22375, 70625, 101135, 111875, 505675, 2528375, 12641875]

約数ペア:

[(1, 12641875), (5, 2528375), (25, 505675), (113, 111875), (125, 101135), (179, 70625), (565, 22375), (625, 20227), (895, 14125), (2825, 4475)]