About the Number

2155490048

2155490047 ← → 2155490049

2進数表記:10000000011110100010101100000000

漢数字表記:二十一億五千五百四十九万四十八

素因数分解:

2 8 × 41 1 × 137 1 × 1499 1

素因数の和:1693
約数の個数: 72
約数和(自身を含む): 4442634000
約数和(自身を除く): 2287143952

約数列:
[1, 2, 4, 8, 16, 32, 41, 64, 82, 128, 137, 164, 256, 274, 328, 548, 656, 1096, 1312, 1499, 2192, 2624, 2998, 4384, 5248, 5617, 5996, 8768, 10496, 11234, 11992, 17536, 22468, 23984, 35072, 44936, 47968, 61459, 89872, 95936, 122918, 179744, 191872, 205363, 245836, 359488, 383744, 410726, 491672, 718976, 821452, 983344, 1437952, 1642904, 1966688, 3285808, 3933376, 6571616, 7866752, 8419883, 13143232, 15733504, 16839766, 26286464, 33679532, 52572928, 67359064, 134718128, 269436256, 538872512, 1077745024, 2155490048]

約数ペア:
[(1, 2155490048), (2, 1077745024), (4, 538872512), (8, 269436256), (16, 134718128), (32, 67359064), (41, 52572928), (64, 33679532), (82, 26286464), (128, 16839766), (137, 15733504), (164, 13143232), (256, 8419883), (274, 7866752), (328, 6571616), (548, 3933376), (656, 3285808), (1096, 1966688), (1312, 1642904), (1499, 1437952), (2192, 983344), (2624, 821452), (2998, 718976), (4384, 491672), (5248, 410726), (5617, 383744), (5996, 359488), (8768, 245836), (10496, 205363), (11234, 191872), (11992, 179744), (17536, 122918), (22468, 95936), (23984, 89872), (35072, 61459), (44936, 47968)]

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