2575170040

素因数分解:

$2^3\times 5^1\times {\mathrm{64379251}}^1$

素因数の和:64379262

約数の個数: 16

約数和(自身を含む): 5794132680

約数和(自身を除く): 3218962640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 64379251, 128758502, 257517004, 321896255, 515034008, 643792510, 1287585020, 2575170040]

約数ペア:

[(1, 2575170040), (2, 1287585020), (4, 643792510), (5, 515034008), (8, 321896255), (10, 257517004), (20, 128758502), (40, 64379251)]