80891858

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{661}}^1\times {\mathrm{1423}}^1$

素因数の和:2129

約数の個数: 16

約数和(自身を含む): 124434816

約数和(自身を除く): 43542958

約数列:

[1, 2, 43, 86, 661, 1322, 1423, 2846, 28423, 56846, 61189, 122378, 940603, 1881206, 40445929, 80891858]

約数ペア:

[(1, 80891858), (2, 40445929), (43, 1881206), (86, 940603), (661, 122378), (1322, 61189), (1423, 56846), (2846, 28423)]