85140344

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{247501}}^1$

素因数の和:247550

約数の個数: 16

約数和(自身を含む): 163351320

約数和(自身を除く): 78210976

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 247501, 495002, 990004, 1980008, 10642543, 21285086, 42570172, 85140344]

約数ペア:

[(1, 85140344), (2, 42570172), (4, 21285086), (8, 10642543), (43, 1980008), (86, 990004), (172, 495002), (344, 247501)]