165020464

素因数分解:

$2^4\times 7^1\times {\mathrm{67}}^1\times {\mathrm{21991}}^1$

素因数の和:22073

約数の個数: 40

約数和(自身を含む): 370873088

約数和(自身を除く): 205852624

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 67, 112, 134, 268, 469, 536, 938, 1072, 1876, 3752, 7504, 21991, 43982, 87964, 153937, 175928, 307874, 351856, 615748, 1231496, 1473397, 2462992, 2946794, 5893588, 10313779, 11787176, 20627558, 23574352, 41255116, 82510232, 165020464]

約数ペア:

[(1, 165020464), (2, 82510232), (4, 41255116), (7, 23574352), (8, 20627558), (14, 11787176), (16, 10313779), (28, 5893588), (56, 2946794), (67, 2462992), (112, 1473397), (134, 1231496), (268, 615748), (469, 351856), (536, 307874), (938, 175928), (1072, 153937), (1876, 87964), (3752, 43982), (7504, 21991)]