8148320

素因数分解:

$2^5\times 5^1\times {\mathrm{127}}^1\times {\mathrm{401}}^1$

素因数の和:543

約数の個数: 48

約数和(自身を含む): 19450368

約数和(自身を除く): 11302048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 127, 160, 254, 401, 508, 635, 802, 1016, 1270, 1604, 2005, 2032, 2540, 3208, 4010, 4064, 5080, 6416, 8020, 10160, 12832, 16040, 20320, 32080, 50927, 64160, 101854, 203708, 254635, 407416, 509270, 814832, 1018540, 1629664, 2037080, 4074160, 8148320]

約数ペア:

[(1, 8148320), (2, 4074160), (4, 2037080), (5, 1629664), (8, 1018540), (10, 814832), (16, 509270), (20, 407416), (32, 254635), (40, 203708), (80, 101854), (127, 64160), (160, 50927), (254, 32080), (401, 20320), (508, 16040), (635, 12832), (802, 10160), (1016, 8020), (1270, 6416), (1604, 5080), (2005, 4064), (2032, 4010), (2540, 3208)]