68933540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{265129}}^1$

素因数の和:265151

約数の個数: 24

約数和(自身を含む): 155896440

約数和(自身を除く): 86962900

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 265129, 530258, 1060516, 1325645, 2651290, 3446677, 5302580, 6893354, 13786708, 17233385, 34466770, 68933540]

約数ペア:

[(1, 68933540), (2, 34466770), (4, 17233385), (5, 13786708), (10, 6893354), (13, 5302580), (20, 3446677), (26, 2651290), (52, 1325645), (65, 1060516), (130, 530258), (260, 265129)]