396250

素因数分解:

$2^1\times 5^4\times {\mathrm{317}}^1$

素因数の和:339

約数の個数: 20

約数和(自身を含む): 745074

約数和(自身を除く): 348824

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 317, 625, 634, 1250, 1585, 3170, 7925, 15850, 39625, 79250, 198125, 396250]

約数ペア:

[(1, 396250), (2, 198125), (5, 79250), (10, 39625), (25, 15850), (50, 7925), (125, 3170), (250, 1585), (317, 1250), (625, 634)]