12488225

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{431}}^1$

素因数の和:521

約数の個数: 24

約数和(自身を含む): 16606080

約数和(自身を除く): 4117855

約数列:

[1, 5, 19, 25, 61, 95, 305, 431, 475, 1159, 1525, 2155, 5795, 8189, 10775, 26291, 28975, 40945, 131455, 204725, 499529, 657275, 2497645, 12488225]

約数ペア:

[(1, 12488225), (5, 2497645), (19, 657275), (25, 499529), (61, 204725), (95, 131455), (305, 40945), (431, 28975), (475, 26291), (1159, 10775), (1525, 8189), (2155, 5795)]