68411080

素因数分解:

$2^3\times 5^1\times {\mathrm{331}}^1\times {\mathrm{5167}}^1$

素因数の和:5509

約数の個数: 32

約数和(自身を含む): 154419840

約数和(自身を除く): 86008760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 331, 662, 1324, 1655, 2648, 3310, 5167, 6620, 10334, 13240, 20668, 25835, 41336, 51670, 103340, 206680, 1710277, 3420554, 6841108, 8551385, 13682216, 17102770, 34205540, 68411080]

約数ペア:

[(1, 68411080), (2, 34205540), (4, 17102770), (5, 13682216), (8, 8551385), (10, 6841108), (20, 3420554), (40, 1710277), (331, 206680), (662, 103340), (1324, 51670), (1655, 41336), (2648, 25835), (3310, 20668), (5167, 13240), (6620, 10334)]