85318180

素因数分解:

$2^2\times 5^1\times {\mathrm{1381}}^1\times {\mathrm{3089}}^1$

素因数の和:4479

約数の個数: 24

約数和(自身を含む): 179355960

約数和(自身を除く): 94037780

約数列:

[1, 2, 4, 5, 10, 20, 1381, 2762, 3089, 5524, 6178, 6905, 12356, 13810, 15445, 27620, 30890, 61780, 4265909, 8531818, 17063636, 21329545, 42659090, 85318180]

約数ペア:

[(1, 85318180), (2, 42659090), (4, 21329545), (5, 17063636), (10, 8531818), (20, 4265909), (1381, 61780), (2762, 30890), (3089, 27620), (5524, 15445), (6178, 13810), (6905, 12356)]