165728560

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{50527}}^1$

素因数の和:50581

約数の個数: 40

約数和(自身を含む): 394724736

約数和(自身を除く): 228996176

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 50527, 101054, 202108, 252635, 404216, 505270, 808432, 1010540, 2021080, 2071607, 4042160, 4143214, 8286428, 10358035, 16572856, 20716070, 33145712, 41432140, 82864280, 165728560]

約数ペア:

[(1, 165728560), (2, 82864280), (4, 41432140), (5, 33145712), (8, 20716070), (10, 16572856), (16, 10358035), (20, 8286428), (40, 4143214), (41, 4042160), (80, 2071607), (82, 2021080), (164, 1010540), (205, 808432), (328, 505270), (410, 404216), (656, 252635), (820, 202108), (1640, 101054), (3280, 50527)]