85564492040

素因数分解:

$2^3\times 5^1\times {\mathrm{2139112301}}^1$

素因数の和:2139112312

約数の個数: 16

約数和(自身を含む): 192520107180

約数和(自身を除く): 106955615140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2139112301, 4278224602, 8556449204, 10695561505, 17112898408, 21391123010, 42782246020, 85564492040]

約数ペア:

[(1, 85564492040), (2, 42782246020), (4, 21391123010), (5, 17112898408), (8, 10695561505), (10, 8556449204), (20, 4278224602), (40, 2139112301)]