28930625

素因数分解:

$5^4\times {\mathrm{41}}^1\times {\mathrm{1129}}^1$

素因数の和:1190

約数の個数: 20

約数和(自身を含む): 37066260

約数和(自身を除く): 8135635

約数列:

[1, 5, 25, 41, 125, 205, 625, 1025, 1129, 5125, 5645, 25625, 28225, 46289, 141125, 231445, 705625, 1157225, 5786125, 28930625]

約数ペア:

[(1, 28930625), (5, 5786125), (25, 1157225), (41, 705625), (125, 231445), (205, 141125), (625, 46289), (1025, 28225), (1129, 25625), (5125, 5645)]