50004005

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{389}}^1\times {\mathrm{547}}^1$

素因数の和:988

約数の個数: 16

約数和(自身を含む): 61551360

約数和(自身を除く): 11547355

約数列:

[1, 5, 47, 235, 389, 547, 1945, 2735, 18283, 25709, 91415, 128545, 212783, 1063915, 10000801, 50004005]

約数ペア:

[(1, 50004005), (5, 10000801), (47, 1063915), (235, 212783), (389, 128545), (547, 91415), (1945, 25709), (2735, 18283)]