161105905

素因数分解:

$5^1\times {\mathrm{83}}^1\times {\mathrm{103}}^1\times {\mathrm{3769}}^1$

素因数の和:3960

約数の個数: 16

約数和(自身を含む): 197608320

約数和(自身を除く): 36502415

約数列:

[1, 5, 83, 103, 415, 515, 3769, 8549, 18845, 42745, 312827, 388207, 1564135, 1941035, 32221181, 161105905]

約数ペア:

[(1, 161105905), (5, 32221181), (83, 1941035), (103, 1564135), (415, 388207), (515, 312827), (3769, 42745), (8549, 18845)]