99990404

素因数分解:

$2^2\times {\mathrm{101}}^1\times {\mathrm{247501}}^1$

素因数の和:247606

約数の個数: 12

約数和(自身を含む): 176716428

約数和(自身を除く): 76726024

約数列:

[1, 2, 4, 101, 202, 404, 247501, 495002, 990004, 24997601, 49995202, 99990404]

約数ペア:

[(1, 99990404), (2, 49995202), (4, 24997601), (101, 990004), (202, 495002), (404, 247501)]