18330625

素因数分解:

$5^4\times {\mathrm{139}}^1\times {\mathrm{211}}^1$

素因数の和:370

約数の個数: 20

約数和(自身を含む): 23180080

約数和(自身を除く): 4849455

約数列:

[1, 5, 25, 125, 139, 211, 625, 695, 1055, 3475, 5275, 17375, 26375, 29329, 86875, 131875, 146645, 733225, 3666125, 18330625]

約数ペア:

[(1, 18330625), (5, 3666125), (25, 733225), (125, 146645), (139, 131875), (211, 86875), (625, 29329), (695, 26375), (1055, 17375), (3475, 5275)]