12559708655

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{51349}}^1$

素因数の和:51491

約数の個数: 32

約数和(自身を含む): 16770499200

約数和(自身を除く): 4210790545

約数列:

[1, 5, 13, 53, 65, 71, 265, 355, 689, 923, 3445, 3763, 4615, 18815, 48919, 51349, 244595, 256745, 667537, 2721497, 3337685, 3645779, 13607485, 18228895, 35379461, 47395127, 176897305, 193226287, 236975635, 966131435, 2511941731, 12559708655]

約数ペア:

[(1, 12559708655), (5, 2511941731), (13, 966131435), (53, 236975635), (65, 193226287), (71, 176897305), (265, 47395127), (355, 35379461), (689, 18228895), (923, 13607485), (3445, 3645779), (3763, 3337685), (4615, 2721497), (18815, 667537), (48919, 256745), (51349, 244595)]