90355004

素因数分解:

$2^2\times {\mathrm{101}}^1\times {\mathrm{139}}^1\times {\mathrm{1609}}^1$

素因数の和:1853

約数の個数: 24

約数和(自身を含む): 160935600

約数和(自身を除く): 70580596

約数列:

[1, 2, 4, 101, 139, 202, 278, 404, 556, 1609, 3218, 6436, 14039, 28078, 56156, 162509, 223651, 325018, 447302, 650036, 894604, 22588751, 45177502, 90355004]

約数ペア:

[(1, 90355004), (2, 45177502), (4, 22588751), (101, 894604), (139, 650036), (202, 447302), (278, 325018), (404, 223651), (556, 162509), (1609, 56156), (3218, 28078), (6436, 14039)]