72085180

素因数分解:

$2^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{10889}}^1$

素因数の和:11229

約数の個数: 24

約数和(自身を含む): 151850160

約数和(自身を除く): 79764980

約数列:

[1, 2, 4, 5, 10, 20, 331, 662, 1324, 1655, 3310, 6620, 10889, 21778, 43556, 54445, 108890, 217780, 3604259, 7208518, 14417036, 18021295, 36042590, 72085180]

約数ペア:

[(1, 72085180), (2, 36042590), (4, 18021295), (5, 14417036), (10, 7208518), (20, 3604259), (331, 217780), (662, 108890), (1324, 54445), (1655, 43556), (3310, 21778), (6620, 10889)]