68042680

素因数分解:

$2^3\times 5^1\times {\mathrm{271}}^1\times {\mathrm{6277}}^1$

素因数の和:6559

約数の個数: 32

約数和(自身を含む): 153685440

約数和(自身を除く): 85642760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 271, 542, 1084, 1355, 2168, 2710, 5420, 6277, 10840, 12554, 25108, 31385, 50216, 62770, 125540, 251080, 1701067, 3402134, 6804268, 8505335, 13608536, 17010670, 34021340, 68042680]

約数ペア:

[(1, 68042680), (2, 34021340), (4, 17010670), (5, 13608536), (8, 8505335), (10, 6804268), (20, 3402134), (40, 1701067), (271, 251080), (542, 125540), (1084, 62770), (1355, 50216), (2168, 31385), (2710, 25108), (5420, 12554), (6277, 10840)]