80493496

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{245407}}^1$

素因数の和:245454

約数の個数: 16

約数和(自身を含む): 154607040

約数和(自身を除く): 74113544

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 245407, 490814, 981628, 1963256, 10061687, 20123374, 40246748, 80493496]

約数ペア:

[(1, 80493496), (2, 40246748), (4, 20123374), (8, 10061687), (41, 1963256), (82, 981628), (164, 490814), (328, 245407)]