About the Number

80940306648

80940306647 ← → 80940306649

2進数表記:1001011011000011010110001000011011000

漢数字表記:八百九億四千三十万六千六百四十八

素因数分解:

2 3 × 3 1 × 47 1 × 107 1 × 670613 1

素因数の和:670776
約数の個数: 64
約数和(自身を含む): 208587778560
約数和(自身を除く): 127647471912

約数列:
[1, 2, 3, 4, 6, 8, 12, 24, 47, 94, 107, 141, 188, 214, 282, 321, 376, 428, 564, 642, 856, 1128, 1284, 2568, 5029, 10058, 15087, 20116, 30174, 40232, 60348, 120696, 670613, 1341226, 2011839, 2682452, 4023678, 5364904, 8047356, 16094712, 31518811, 63037622, 71755591, 94556433, 126075244, 143511182, 189112866, 215266773, 252150488, 287022364, 378225732, 430533546, 574044728, 756451464, 861067092, 1722134184, 3372512777, 6745025554, 10117538331, 13490051108, 20235076662, 26980102216, 40470153324, 80940306648]

約数ペア:
[(1, 80940306648), (2, 40470153324), (3, 26980102216), (4, 20235076662), (6, 13490051108), (8, 10117538331), (12, 6745025554), (24, 3372512777), (47, 1722134184), (94, 861067092), (107, 756451464), (141, 574044728), (188, 430533546), (214, 378225732), (282, 287022364), (321, 252150488), (376, 215266773), (428, 189112866), (564, 143511182), (642, 126075244), (856, 94556433), (1128, 71755591), (1284, 63037622), (2568, 31518811), (5029, 16094712), (10058, 8047356), (15087, 5364904), (20116, 4023678), (30174, 2682452), (40232, 2011839), (60348, 1341226), (120696, 670613)]

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