About the Number

129805312

129805311 ← → 129805313

2進数表記:111101111001010110000000000

漢数字表記:一億二千九百八十万五千三百十二

素因数分解:

2 10 × 7 2 × 13 1 × 199 1

素因数の和:246
約数の個数: 132
約数和(自身を含む): 326701200
約数和(自身を除く): 196895888

約数列:
[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 49, 52, 56, 64, 91, 98, 104, 112, 128, 182, 196, 199, 208, 224, 256, 364, 392, 398, 416, 448, 512, 637, 728, 784, 796, 832, 896, 1024, 1274, 1393, 1456, 1568, 1592, 1664, 1792, 2548, 2587, 2786, 2912, 3136, 3184, 3328, 3584, 5096, 5174, 5572, 5824, 6272, 6368, 6656, 7168, 9751, 10192, 10348, 11144, 11648, 12544, 12736, 13312, 18109, 19502, 20384, 20696, 22288, 23296, 25088, 25472, 36218, 39004, 40768, 41392, 44576, 46592, 50176, 50944, 72436, 78008, 81536, 82784, 89152, 93184, 101888, 126763, 144872, 156016, 163072, 165568, 178304, 203776, 253526, 289744, 312032, 326144, 331136, 356608, 507052, 579488, 624064, 652288, 662272, 713216, 1014104, 1158976, 1248128, 1324544, 1426432, 2028208, 2317952, 2496256, 2649088, 4056416, 4635904, 4992512, 8112832, 9271808, 9985024, 16225664, 18543616, 32451328, 64902656, 129805312]

約数ペア:
[(1, 129805312), (2, 64902656), (4, 32451328), (7, 18543616), (8, 16225664), (13, 9985024), (14, 9271808), (16, 8112832), (26, 4992512), (28, 4635904), (32, 4056416), (49, 2649088), (52, 2496256), (56, 2317952), (64, 2028208), (91, 1426432), (98, 1324544), (104, 1248128), (112, 1158976), (128, 1014104), (182, 713216), (196, 662272), (199, 652288), (208, 624064), (224, 579488), (256, 507052), (364, 356608), (392, 331136), (398, 326144), (416, 312032), (448, 289744), (512, 253526), (637, 203776), (728, 178304), (784, 165568), (796, 163072), (832, 156016), (896, 144872), (1024, 126763), (1274, 101888), (1393, 93184), (1456, 89152), (1568, 82784), (1592, 81536), (1664, 78008), (1792, 72436), (2548, 50944), (2587, 50176), (2786, 46592), (2912, 44576), (3136, 41392), (3184, 40768), (3328, 39004), (3584, 36218), (5096, 25472), (5174, 25088), (5572, 23296), (5824, 22288), (6272, 20696), (6368, 20384), (6656, 19502), (7168, 18109), (9751, 13312), (10192, 12736), (10348, 12544), (11144, 11648)]

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