80453644

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{490571}}^1$

素因数の和:490616

約数の個数: 12

約数和(自身を含む): 144228168

約数和(自身を除く): 63774524

約数列:

[1, 2, 4, 41, 82, 164, 490571, 981142, 1962284, 20113411, 40226822, 80453644]

約数ペア:

[(1, 80453644), (2, 40226822), (4, 20113411), (41, 1962284), (82, 981142), (164, 490571)]