101301680

素因数分解:

$2^4\times 5^1\times {\mathrm{1266271}}^1$

素因数の和:1266284

約数の個数: 20

約数和(自身を含む): 235526592

約数和(自身を除く): 134224912

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1266271, 2532542, 5065084, 6331355, 10130168, 12662710, 20260336, 25325420, 50650840, 101301680]

約数ペア:

[(1, 101301680), (2, 50650840), (4, 25325420), (5, 20260336), (8, 12662710), (10, 10130168), (16, 6331355), (20, 5065084), (40, 2532542), (80, 1266271)]