4480625

素因数分解:

$5^4\times {\mathrm{67}}^1\times {\mathrm{107}}^1$

素因数の和:194

約数の個数: 20

約数和(自身を含む): 5735664

約数和(自身を除く): 1255039

約数列:

[1, 5, 25, 67, 107, 125, 335, 535, 625, 1675, 2675, 7169, 8375, 13375, 35845, 41875, 66875, 179225, 896125, 4480625]

約数ペア:

[(1, 4480625), (5, 896125), (25, 179225), (67, 66875), (107, 41875), (125, 35845), (335, 13375), (535, 8375), (625, 7169), (1675, 2675)]