164208920

素因数分解:

$2^3\times 5^1\times {\mathrm{293}}^1\times {\mathrm{14011}}^1$

素因数の和:14315

約数の個数: 32

約数和(自身を含む): 370757520

約数和(自身を除く): 206548600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 293, 586, 1172, 1465, 2344, 2930, 5860, 11720, 14011, 28022, 56044, 70055, 112088, 140110, 280220, 560440, 4105223, 8210446, 16420892, 20526115, 32841784, 41052230, 82104460, 164208920]

約数ペア:

[(1, 164208920), (2, 82104460), (4, 41052230), (5, 32841784), (8, 20526115), (10, 16420892), (20, 8210446), (40, 4105223), (293, 560440), (586, 280220), (1172, 140110), (1465, 112088), (2344, 70055), (2930, 56044), (5860, 28022), (11720, 14011)]