509968225

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{42409}}^1$

素因数の和:42469

約数の個数: 24

約数和(自身を含む): 699425720

約数和(自身を除く): 189457495

約数列:

[1, 5, 13, 25, 37, 65, 185, 325, 481, 925, 2405, 12025, 42409, 212045, 551317, 1060225, 1569133, 2756585, 7845665, 13782925, 20398729, 39228325, 101993645, 509968225]

約数ペア:

[(1, 509968225), (5, 101993645), (13, 39228325), (25, 20398729), (37, 13782925), (65, 7845665), (185, 2756585), (325, 1569133), (481, 1060225), (925, 551317), (2405, 212045), (12025, 42409)]