80719088

素因数分解:

$2^4\times {\mathrm{107}}^1\times {\mathrm{47149}}^1$

素因数の和:47264

約数の個数: 20

約数和(自身を含む): 157858200

約数和(自身を除く): 77139112

約数列:

[1, 2, 4, 8, 16, 107, 214, 428, 856, 1712, 47149, 94298, 188596, 377192, 754384, 5044943, 10089886, 20179772, 40359544, 80719088]

約数ペア:

[(1, 80719088), (2, 40359544), (4, 20179772), (8, 10089886), (16, 5044943), (107, 754384), (214, 377192), (428, 188596), (856, 94298), (1712, 47149)]