85161880

素因数分解:

$2^3\times 5^1\times {\mathrm{2129047}}^1$

素因数の和:2129058

約数の個数: 16

約数和(自身を含む): 191614320

約数和(自身を除く): 106452440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2129047, 4258094, 8516188, 10645235, 17032376, 21290470, 42580940, 85161880]

約数ペア:

[(1, 85161880), (2, 42580940), (4, 21290470), (5, 17032376), (8, 10645235), (10, 8516188), (20, 4258094), (40, 2129047)]