164089828

素因数分解:

$2^2\times 7^3\times {\mathrm{199}}^1\times {\mathrm{601}}^1$

素因数の和:825

約数の個数: 48

約数和(自身を含む): 337120000

約数和(自身を除く): 173030172

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 199, 343, 398, 601, 686, 796, 1202, 1372, 1393, 2404, 2786, 4207, 5572, 8414, 9751, 16828, 19502, 29449, 39004, 58898, 68257, 117796, 119599, 136514, 206143, 239198, 273028, 412286, 478396, 824572, 837193, 1674386, 3348772, 5860351, 11720702, 23441404, 41022457, 82044914, 164089828]

約数ペア:

[(1, 164089828), (2, 82044914), (4, 41022457), (7, 23441404), (14, 11720702), (28, 5860351), (49, 3348772), (98, 1674386), (196, 837193), (199, 824572), (343, 478396), (398, 412286), (601, 273028), (686, 239198), (796, 206143), (1202, 136514), (1372, 119599), (1393, 117796), (2404, 68257), (2786, 58898), (4207, 39004), (5572, 29449), (8414, 19502), (9751, 16828)]