164175978

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{379}}^1$

素因数の和:523

約数の個数: 64

約数和(自身を含む): 356336640

約数和(自身を除く): 192160662

約数列:

[1, 2, 3, 6, 23, 43, 46, 69, 73, 86, 129, 138, 146, 219, 258, 379, 438, 758, 989, 1137, 1679, 1978, 2274, 2967, 3139, 3358, 5037, 5934, 6278, 8717, 9417, 10074, 16297, 17434, 18834, 26151, 27667, 32594, 48891, 52302, 55334, 72197, 83001, 97782, 144394, 166002, 216591, 374831, 433182, 636341, 749662, 1124493, 1189681, 1272682, 1909023, 2248986, 2379362, 3569043, 3818046, 7138086, 27362663, 54725326, 82087989, 164175978]

約数ペア:

[(1, 164175978), (2, 82087989), (3, 54725326), (6, 27362663), (23, 7138086), (43, 3818046), (46, 3569043), (69, 2379362), (73, 2248986), (86, 1909023), (129, 1272682), (138, 1189681), (146, 1124493), (219, 749662), (258, 636341), (379, 433182), (438, 374831), (758, 216591), (989, 166002), (1137, 144394), (1679, 97782), (1978, 83001), (2274, 72197), (2967, 55334), (3139, 52302), (3358, 48891), (5037, 32594), (5934, 27667), (6278, 26151), (8717, 18834), (9417, 17434), (10074, 16297)]