127258510

素因数分解:

$2^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{63949}}^1$

素因数の和:64155

約数の個数: 16

約数和(自身を含む): 230220000

約数和(自身を除く): 102961490

約数列:

[1, 2, 5, 10, 199, 398, 995, 1990, 63949, 127898, 319745, 639490, 12725851, 25451702, 63629255, 127258510]

約数ペア:

[(1, 127258510), (2, 63629255), (5, 25451702), (10, 12725851), (199, 639490), (398, 319745), (995, 127898), (1990, 63949)]