About the Number

7131680

7131679 ← → 7131681

2進数表記:11011001101001000100000

漢数字表記:七百十三万千六百八十

素因数分解:

2 5 × 5 1 × 29 2 × 53 1

素因数の和:126
約数の個数: 72
約数和(自身を含む): 17778852
約数和(自身を除く): 10647172

約数列:
[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 53, 58, 80, 106, 116, 145, 160, 212, 232, 265, 290, 424, 464, 530, 580, 841, 848, 928, 1060, 1160, 1537, 1682, 1696, 2120, 2320, 3074, 3364, 4205, 4240, 4640, 6148, 6728, 7685, 8410, 8480, 12296, 13456, 15370, 16820, 24592, 26912, 30740, 33640, 44573, 49184, 61480, 67280, 89146, 122960, 134560, 178292, 222865, 245920, 356584, 445730, 713168, 891460, 1426336, 1782920, 3565840, 7131680]

約数ペア:
[(1, 7131680), (2, 3565840), (4, 1782920), (5, 1426336), (8, 891460), (10, 713168), (16, 445730), (20, 356584), (29, 245920), (32, 222865), (40, 178292), (53, 134560), (58, 122960), (80, 89146), (106, 67280), (116, 61480), (145, 49184), (160, 44573), (212, 33640), (232, 30740), (265, 26912), (290, 24592), (424, 16820), (464, 15370), (530, 13456), (580, 12296), (841, 8480), (848, 8410), (928, 7685), (1060, 6728), (1160, 6148), (1537, 4640), (1682, 4240), (1696, 4205), (2120, 3364), (2320, 3074)]

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