1020404125150

素因数分解:

$2^1\times 5^2\times {\mathrm{20408082503}}^1$

素因数の和:20408082515

約数の個数: 12

約数和(自身を含む): 1897951672872

約数和(自身を除く): 877547547722

約数列:

[1, 2, 5, 10, 25, 50, 20408082503, 40816165006, 102040412515, 204080825030, 510202062575, 1020404125150]

約数ペア:

[(1, 1020404125150), (2, 510202062575), (5, 204080825030), (10, 102040412515), (25, 40816165006), (50, 20408082503)]