181966145

素因数分解:

$5^1\times {\mathrm{101}}^1\times {\mathrm{409}}^1\times {\mathrm{881}}^1$

素因数の和:1396

約数の個数: 16

約数和(自身を含む): 221311440

約数和(自身を除く): 39345295

約数列:

[1, 5, 101, 409, 505, 881, 2045, 4405, 41309, 88981, 206545, 360329, 444905, 1801645, 36393229, 181966145]

約数ペア:

[(1, 181966145), (5, 36393229), (101, 1801645), (409, 444905), (505, 360329), (881, 206545), (2045, 88981), (4405, 41309)]