890495425

素因数分解:

$5^2\times {\mathrm{127}}^1\times {\mathrm{131}}^1\times {\mathrm{2141}}^1$

素因数の和:2409

約数の個数: 24

約数和(自身を含む): 1121928192

約数和(自身を除く): 231432767

約数列:

[1, 5, 25, 127, 131, 635, 655, 2141, 3175, 3275, 10705, 16637, 53525, 83185, 271907, 280471, 415925, 1359535, 1402355, 6797675, 7011775, 35619817, 178099085, 890495425]

約数ペア:

[(1, 890495425), (5, 178099085), (25, 35619817), (127, 7011775), (131, 6797675), (635, 1402355), (655, 1359535), (2141, 415925), (3175, 280471), (3275, 271907), (10705, 83185), (16637, 53525)]