85012520

素因数分解:

$2^3\times 5^1\times {\mathrm{2125313}}^1$

素因数の和:2125324

約数の個数: 16

約数和(自身を含む): 191278260

約数和(自身を除く): 106265740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2125313, 4250626, 8501252, 10626565, 17002504, 21253130, 42506260, 85012520]

約数ペア:

[(1, 85012520), (2, 42506260), (4, 21253130), (5, 17002504), (8, 10626565), (10, 8501252), (20, 4250626), (40, 2125313)]