80977360

素因数分解:

$2^4\times 5^1\times {\mathrm{1012217}}^1$

素因数の和:1012230

約数の個数: 20

約数和(自身を含む): 188272548

約数和(自身を除く): 107295188

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1012217, 2024434, 4048868, 5061085, 8097736, 10122170, 16195472, 20244340, 40488680, 80977360]

約数ペア:

[(1, 80977360), (2, 40488680), (4, 20244340), (5, 16195472), (8, 10122170), (10, 8097736), (16, 5061085), (20, 4048868), (40, 2024434), (80, 1012217)]