137466680

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{264359}}^1$

素因数の和:264383

約数の個数: 32

約数和(自身を含む): 333093600

約数和(自身を除く): 195626920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 264359, 528718, 1057436, 1321795, 2114872, 2643590, 3436667, 5287180, 6873334, 10574360, 13746668, 17183335, 27493336, 34366670, 68733340, 137466680]

約数ペア:

[(1, 137466680), (2, 68733340), (4, 34366670), (5, 27493336), (8, 17183335), (10, 13746668), (13, 10574360), (20, 6873334), (26, 5287180), (40, 3436667), (52, 2643590), (65, 2114872), (104, 1321795), (130, 1057436), (260, 528718), (520, 264359)]