68210740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{262349}}^1$

素因数の和:262371

約数の個数: 24

約数和(自身を含む): 154261800

約数和(自身を除く): 86051060

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 262349, 524698, 1049396, 1311745, 2623490, 3410537, 5246980, 6821074, 13642148, 17052685, 34105370, 68210740]

約数ペア:

[(1, 68210740), (2, 34105370), (4, 17052685), (5, 13642148), (10, 6821074), (13, 5246980), (20, 3410537), (26, 2623490), (52, 1311745), (65, 1049396), (130, 524698), (260, 262349)]