85040885

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{439}}^1$

素因数の和:557

約数の個数: 32

約数和(自身を含む): 112907520

約数和(自身を除く): 27866635

約数列:

[1, 5, 17, 43, 53, 85, 215, 265, 439, 731, 901, 2195, 2279, 3655, 4505, 7463, 11395, 18877, 23267, 37315, 38743, 94385, 116335, 193715, 320909, 395539, 1000481, 1604545, 1977695, 5002405, 17008177, 85040885]

約数ペア:

[(1, 85040885), (5, 17008177), (17, 5002405), (43, 1977695), (53, 1604545), (85, 1000481), (215, 395539), (265, 320909), (439, 193715), (731, 116335), (901, 94385), (2195, 38743), (2279, 37315), (3655, 23267), (4505, 18877), (7463, 11395)]