89119640

素因数分解:

$2^3\times 5^1\times {\mathrm{1031}}^1\times {\mathrm{2161}}^1$

素因数の和:3203

約数の個数: 32

約数和(自身を含む): 200806560

約数和(自身を除く): 111686920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1031, 2062, 2161, 4124, 4322, 5155, 8248, 8644, 10310, 10805, 17288, 20620, 21610, 41240, 43220, 86440, 2227991, 4455982, 8911964, 11139955, 17823928, 22279910, 44559820, 89119640]

約数ペア:

[(1, 89119640), (2, 44559820), (4, 22279910), (5, 17823928), (8, 11139955), (10, 8911964), (20, 4455982), (40, 2227991), (1031, 86440), (2062, 43220), (2161, 41240), (4124, 21610), (4322, 20620), (5155, 17288), (8248, 10805), (8644, 10310)]