161180440

素因数分解:

$2^3\times 5^1\times {\mathrm{757}}^1\times {\mathrm{5323}}^1$

素因数の和:6091

約数の個数: 32

約数和(自身を含む): 363203280

約数和(自身を除く): 202022840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 757, 1514, 3028, 3785, 5323, 6056, 7570, 10646, 15140, 21292, 26615, 30280, 42584, 53230, 106460, 212920, 4029511, 8059022, 16118044, 20147555, 32236088, 40295110, 80590220, 161180440]

約数ペア:

[(1, 161180440), (2, 80590220), (4, 40295110), (5, 32236088), (8, 20147555), (10, 16118044), (20, 8059022), (40, 4029511), (757, 212920), (1514, 106460), (3028, 53230), (3785, 42584), (5323, 30280), (6056, 26615), (7570, 21292), (10646, 15140)]