90405905

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{5827}}^1$

素因数の和:5968

約数の個数: 16

約数和(自身を含む): 113296320

約数和(自身を除く): 22890415

約数列:

[1, 5, 29, 107, 145, 535, 3103, 5827, 15515, 29135, 168983, 623489, 844915, 3117445, 18081181, 90405905]

約数ペア:

[(1, 90405905), (5, 18081181), (29, 3117445), (107, 844915), (145, 623489), (535, 168983), (3103, 29135), (5827, 15515)]