90620405

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{433}}^1\times {\mathrm{2203}}^1$

素因数の和:2660

約数の個数: 16

約数和(自身を含む): 114784320

約数和(自身を除く): 24163915

約数列:

[1, 5, 19, 95, 433, 2165, 2203, 8227, 11015, 41135, 41857, 209285, 953899, 4769495, 18124081, 90620405]

約数ペア:

[(1, 90620405), (5, 18124081), (19, 4769495), (95, 953899), (433, 209285), (2165, 41857), (2203, 41135), (8227, 11015)]