125085680

素因数分解:

$2^4\times 5^1\times {\mathrm{1563571}}^1$

素因数の和:1563584

約数の個数: 20

約数和(自身を含む): 290824392

約数和(自身を除く): 165738712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1563571, 3127142, 6254284, 7817855, 12508568, 15635710, 25017136, 31271420, 62542840, 125085680]

約数ペア:

[(1, 125085680), (2, 62542840), (4, 31271420), (5, 25017136), (8, 15635710), (10, 12508568), (16, 7817855), (20, 6254284), (40, 3127142), (80, 1563571)]