129717360040

素因数分解:

$2^3\times 5^1\times {\mathrm{3242934001}}^1$

素因数の和:3242934012

約数の個数: 16

約数和(自身を含む): 291864060180

約数和(自身を除く): 162146700140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3242934001, 6485868002, 12971736004, 16214670005, 25943472008, 32429340010, 64858680020, 129717360040]

約数ペア:

[(1, 129717360040), (2, 64858680020), (4, 32429340010), (5, 25943472008), (8, 16214670005), (10, 12971736004), (20, 6485868002), (40, 3242934001)]