255382660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{75557}}^1$

素因数の和:75592

約数の個数: 36

約数和(自身を含む): 580738788

約数和(自身を除く): 325356128

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1690, 3380, 75557, 151114, 302228, 377785, 755570, 982241, 1511140, 1964482, 3928964, 4911205, 9822410, 12769133, 19644820, 25538266, 51076532, 63845665, 127691330, 255382660]

約数ペア:

[(1, 255382660), (2, 127691330), (4, 63845665), (5, 51076532), (10, 25538266), (13, 19644820), (20, 12769133), (26, 9822410), (52, 4911205), (65, 3928964), (130, 1964482), (169, 1511140), (260, 982241), (338, 755570), (676, 377785), (845, 302228), (1690, 151114), (3380, 75557)]