25432240

素因数分解:

$2^4\times 5^1\times {\mathrm{317903}}^1$

素因数の和:317916

約数の個数: 20

約数和(自身を含む): 59130144

約数和(自身を除く): 33697904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 317903, 635806, 1271612, 1589515, 2543224, 3179030, 5086448, 6358060, 12716120, 25432240]

約数ペア:

[(1, 25432240), (2, 12716120), (4, 6358060), (5, 5086448), (8, 3179030), (10, 2543224), (16, 1589515), (20, 1271612), (40, 635806), (80, 317903)]