107890665640

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{37989671}}^1$

素因数の和:37989753

約数の個数: 32

約数和(自身を含む): 246173074560

約数和(自身を除く): 138282408920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 37989671, 75979342, 151958684, 189948355, 303917368, 379896710, 759793420, 1519586840, 2697266641, 5394533282, 10789066564, 13486333205, 21578133128, 26972666410, 53945332820, 107890665640]

約数ペア:

[(1, 107890665640), (2, 53945332820), (4, 26972666410), (5, 21578133128), (8, 13486333205), (10, 10789066564), (20, 5394533282), (40, 2697266641), (71, 1519586840), (142, 759793420), (284, 379896710), (355, 303917368), (568, 189948355), (710, 151958684), (1420, 75979342), (2840, 37989671)]