129102740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{496549}}^1$

素因数の和:496571

約数の個数: 24

約数和(自身を含む): 291971400

約数和(自身を除く): 162868660

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 496549, 993098, 1986196, 2482745, 4965490, 6455137, 9930980, 12910274, 25820548, 32275685, 64551370, 129102740]

約数ペア:

[(1, 129102740), (2, 64551370), (4, 32275685), (5, 25820548), (10, 12910274), (13, 9930980), (20, 6455137), (26, 4965490), (52, 2482745), (65, 1986196), (130, 993098), (260, 496549)]