8372320

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:164

約数の個数: 96

約数和(自身を含む): 22208256

約数和(自身を除く): 13835936

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 67, 71, 80, 88, 110, 134, 142, 160, 176, 220, 268, 284, 335, 352, 355, 440, 536, 568, 670, 710, 737, 781, 880, 1072, 1136, 1340, 1420, 1474, 1562, 1760, 2144, 2272, 2680, 2840, 2948, 3124, 3685, 3905, 4757, 5360, 5680, 5896, 6248, 7370, 7810, 9514, 10720, 11360, 11792, 12496, 14740, 15620, 19028, 23584, 23785, 24992, 29480, 31240, 38056, 47570, 52327, 58960, 62480, 76112, 95140, 104654, 117920, 124960, 152224, 190280, 209308, 261635, 380560, 418616, 523270, 761120, 837232, 1046540, 1674464, 2093080, 4186160, 8372320]

約数ペア:

[(1, 8372320), (2, 4186160), (4, 2093080), (5, 1674464), (8, 1046540), (10, 837232), (11, 761120), (16, 523270), (20, 418616), (22, 380560), (32, 261635), (40, 209308), (44, 190280), (55, 152224), (67, 124960), (71, 117920), (80, 104654), (88, 95140), (110, 76112), (134, 62480), (142, 58960), (160, 52327), (176, 47570), (220, 38056), (268, 31240), (284, 29480), (335, 24992), (352, 23785), (355, 23584), (440, 19028), (536, 15620), (568, 14740), (670, 12496), (710, 11792), (737, 11360), (781, 10720), (880, 9514), (1072, 7810), (1136, 7370), (1340, 6248), (1420, 5896), (1474, 5680), (1562, 5360), (1760, 4757), (2144, 3905), (2272, 3685), (2680, 3124), (2840, 2948)]