9968484080

素因数分解:

$2^4\times 5^1\times {\mathrm{124606051}}^1$

素因数の和:124606064

約数の個数: 20

約数和(自身を含む): 23176725672

約数和(自身を除く): 13208241592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 124606051, 249212102, 498424204, 623030255, 996848408, 1246060510, 1993696816, 2492121020, 4984242040, 9968484080]

約数ペア:

[(1, 9968484080), (2, 4984242040), (4, 2492121020), (5, 1993696816), (8, 1246060510), (10, 996848408), (16, 623030255), (20, 498424204), (40, 249212102), (80, 124606051)]