89895640

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{27077}}^1$

素因数の和:27171

約数の個数: 32

約数和(自身を含む): 204709680

約数和(自身を除く): 114814040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 27077, 54154, 108308, 135385, 216616, 270770, 541540, 1083080, 2247391, 4494782, 8989564, 11236955, 17979128, 22473910, 44947820, 89895640]

約数ペア:

[(1, 89895640), (2, 44947820), (4, 22473910), (5, 17979128), (8, 11236955), (10, 8989564), (20, 4494782), (40, 2247391), (83, 1083080), (166, 541540), (332, 270770), (415, 216616), (664, 135385), (830, 108308), (1660, 54154), (3320, 27077)]