160556

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1$

素因数の和:145

約数の個数: 24

約数和(自身を含む): 317520

約数和(自身を除く): 156964

約数列:

[1, 2, 4, 11, 22, 41, 44, 82, 89, 164, 178, 356, 451, 902, 979, 1804, 1958, 3649, 3916, 7298, 14596, 40139, 80278, 160556]

約数ペア:

[(1, 160556), (2, 80278), (4, 40139), (11, 14596), (22, 7298), (41, 3916), (44, 3649), (82, 1958), (89, 1804), (164, 979), (178, 902), (356, 451)]