716396080

素因数分解:

$2^4\times 5^1\times {\mathrm{8954951}}^1$

素因数の和:8954964

約数の個数: 20

約数和(自身を含む): 1665621072

約数和(自身を除く): 949224992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 8954951, 17909902, 35819804, 44774755, 71639608, 89549510, 143279216, 179099020, 358198040, 716396080]

約数ペア:

[(1, 716396080), (2, 358198040), (4, 179099020), (5, 143279216), (8, 89549510), (10, 71639608), (16, 44774755), (20, 35819804), (40, 17909902), (80, 8954951)]