81299176

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{701}}^1$

素因数の和:842

約数の個数: 64

約数和(自身を含む): 185328000

約数和(自身を除く): 104028824

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 109, 133, 152, 218, 266, 436, 532, 701, 763, 872, 1064, 1402, 1526, 2071, 2804, 3052, 4142, 4907, 5608, 6104, 8284, 9814, 13319, 14497, 16568, 19628, 26638, 28994, 39256, 53276, 57988, 76409, 93233, 106552, 115976, 152818, 186466, 305636, 372932, 534863, 611272, 745864, 1069726, 1451771, 2139452, 2903542, 4278904, 5807084, 10162397, 11614168, 20324794, 40649588, 81299176]

約数ペア:

[(1, 81299176), (2, 40649588), (4, 20324794), (7, 11614168), (8, 10162397), (14, 5807084), (19, 4278904), (28, 2903542), (38, 2139452), (56, 1451771), (76, 1069726), (109, 745864), (133, 611272), (152, 534863), (218, 372932), (266, 305636), (436, 186466), (532, 152818), (701, 115976), (763, 106552), (872, 93233), (1064, 76409), (1402, 57988), (1526, 53276), (2071, 39256), (2804, 28994), (3052, 26638), (4142, 19628), (4907, 16568), (5608, 14497), (6104, 13319), (8284, 9814)]