90999910

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{221951}}^1$

素因数の和:221999

約数の個数: 16

約数和(自身を含む): 167795712

約数和(自身を除く): 76795802

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 221951, 443902, 1109755, 2219510, 9099991, 18199982, 45499955, 90999910]

約数ペア:

[(1, 90999910), (2, 45499955), (5, 18199982), (10, 9099991), (41, 2219510), (82, 1109755), (205, 443902), (410, 221951)]