164179280

素因数分解:

$2^4\times 5^1\times {\mathrm{151}}^1\times {\mathrm{13591}}^1$

素因数の和:13755

約数の個数: 40

約数和(自身を含む): 384273024

約数和(自身を除く): 220093744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 151, 302, 604, 755, 1208, 1510, 2416, 3020, 6040, 12080, 13591, 27182, 54364, 67955, 108728, 135910, 217456, 271820, 543640, 1087280, 2052241, 4104482, 8208964, 10261205, 16417928, 20522410, 32835856, 41044820, 82089640, 164179280]

約数ペア:

[(1, 164179280), (2, 82089640), (4, 41044820), (5, 32835856), (8, 20522410), (10, 16417928), (16, 10261205), (20, 8208964), (40, 4104482), (80, 2052241), (151, 1087280), (302, 543640), (604, 271820), (755, 217456), (1208, 135910), (1510, 108728), (2416, 67955), (3020, 54364), (6040, 27182), (12080, 13591)]