81200407225

素因数分解:

$5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{467}}^1\times {\mathrm{32051}}^1$

素因数の和:32566

約数の個数: 48

約数和(自身を含む): 119042666496

約数和(自身を除く): 37842259271

約数列:

[1, 5, 7, 25, 31, 35, 155, 175, 217, 467, 775, 1085, 2335, 3269, 5425, 11675, 14477, 16345, 32051, 72385, 81725, 101339, 160255, 224357, 361925, 506695, 801275, 993581, 1121785, 2533475, 4967905, 5608925, 6955067, 14967817, 24839525, 34775335, 74839085, 104774719, 173876675, 374195425, 464002327, 523873595, 2320011635, 2619367975, 3248016289, 11600058175, 16240081445, 81200407225]

約数ペア:

[(1, 81200407225), (5, 16240081445), (7, 11600058175), (25, 3248016289), (31, 2619367975), (35, 2320011635), (155, 523873595), (175, 464002327), (217, 374195425), (467, 173876675), (775, 104774719), (1085, 74839085), (2335, 34775335), (3269, 24839525), (5425, 14967817), (11675, 6955067), (14477, 5608925), (16345, 4967905), (32051, 2533475), (72385, 1121785), (81725, 993581), (101339, 801275), (160255, 506695), (224357, 361925)]