About the Number

3131990624

3131990623 ← → 3131990625

2進数表記:10111010101011100110001001100000

漢数字表記:三十一億三千百九十九万六百二十四

素因数分解:

2 5 × 7 3 × 71 1 × 4019 1

素因数の和:4121
約数の個数: 96
約数和(自身を含む): 7293888000
約数和(自身を除く): 4161897376

約数列:
[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 71, 98, 112, 142, 196, 224, 284, 343, 392, 497, 568, 686, 784, 994, 1136, 1372, 1568, 1988, 2272, 2744, 3479, 3976, 4019, 5488, 6958, 7952, 8038, 10976, 13916, 15904, 16076, 24353, 27832, 28133, 32152, 48706, 55664, 56266, 64304, 97412, 111328, 112532, 128608, 194824, 196931, 225064, 285349, 389648, 393862, 450128, 570698, 779296, 787724, 900256, 1141396, 1378517, 1575448, 1997443, 2282792, 2757034, 3150896, 3994886, 4565584, 5514068, 6301792, 7989772, 9131168, 11028136, 13982101, 15979544, 22056272, 27964202, 31959088, 44112544, 55928404, 63918176, 97874707, 111856808, 195749414, 223713616, 391498828, 447427232, 782997656, 1565995312, 3131990624]

約数ペア:
[(1, 3131990624), (2, 1565995312), (4, 782997656), (7, 447427232), (8, 391498828), (14, 223713616), (16, 195749414), (28, 111856808), (32, 97874707), (49, 63918176), (56, 55928404), (71, 44112544), (98, 31959088), (112, 27964202), (142, 22056272), (196, 15979544), (224, 13982101), (284, 11028136), (343, 9131168), (392, 7989772), (497, 6301792), (568, 5514068), (686, 4565584), (784, 3994886), (994, 3150896), (1136, 2757034), (1372, 2282792), (1568, 1997443), (1988, 1575448), (2272, 1378517), (2744, 1141396), (3479, 900256), (3976, 787724), (4019, 779296), (5488, 570698), (6958, 450128), (7952, 393862), (8038, 389648), (10976, 285349), (13916, 225064), (15904, 196931), (16076, 194824), (24353, 128608), (27832, 112532), (28133, 111328), (32152, 97412), (48706, 64304), (55664, 56266)]

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