85437980

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{33637}}^1$

素因数の和:33773

約数の個数: 24

約数和(自身を含む): 180837888

約数和(自身を除く): 95399908

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270, 2540, 33637, 67274, 134548, 168185, 336370, 672740, 4271899, 8543798, 17087596, 21359495, 42718990, 85437980]

約数ペア:

[(1, 85437980), (2, 42718990), (4, 21359495), (5, 17087596), (10, 8543798), (20, 4271899), (127, 672740), (254, 336370), (508, 168185), (635, 134548), (1270, 67274), (2540, 33637)]