71847664

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^2\times {\mathrm{1777}}^1$

素因数の和:1830

約数の個数: 60

約数和(自身を含む): 167999664

約数和(自身を除く): 96152000

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 361, 532, 722, 1064, 1444, 1777, 2128, 2527, 2888, 3554, 5054, 5776, 7108, 10108, 12439, 14216, 20216, 24878, 28432, 33763, 40432, 49756, 67526, 99512, 135052, 199024, 236341, 270104, 472682, 540208, 641497, 945364, 1282994, 1890728, 2565988, 3781456, 4490479, 5131976, 8980958, 10263952, 17961916, 35923832, 71847664]

約数ペア:

[(1, 71847664), (2, 35923832), (4, 17961916), (7, 10263952), (8, 8980958), (14, 5131976), (16, 4490479), (19, 3781456), (28, 2565988), (38, 1890728), (56, 1282994), (76, 945364), (112, 641497), (133, 540208), (152, 472682), (266, 270104), (304, 236341), (361, 199024), (532, 135052), (722, 99512), (1064, 67526), (1444, 49756), (1777, 40432), (2128, 33763), (2527, 28432), (2888, 24878), (3554, 20216), (5054, 14216), (5776, 12439), (7108, 10108)]