165528080

素因数分解:

$2^4\times 5^1\times {\mathrm{2069101}}^1$

素因数の和:2069114

約数の個数: 20

約数和(自身を含む): 384852972

約数和(自身を除く): 219324892

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2069101, 4138202, 8276404, 10345505, 16552808, 20691010, 33105616, 41382020, 82764040, 165528080]

約数ペア:

[(1, 165528080), (2, 82764040), (4, 41382020), (5, 33105616), (8, 20691010), (10, 16552808), (16, 10345505), (20, 8276404), (40, 4138202), (80, 2069101)]