81080958

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1\times {\mathrm{199}}^1$

素因数の和:409

約数の個数: 64

約数和(自身を含む): 190080000

約数和(自身を除く): 108999042

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 89, 109, 178, 199, 218, 267, 327, 398, 534, 597, 623, 654, 763, 1194, 1246, 1393, 1526, 1869, 2289, 2786, 3738, 4179, 4578, 8358, 9701, 17711, 19402, 21691, 29103, 35422, 43382, 53133, 58206, 65073, 67907, 106266, 123977, 130146, 135814, 151837, 203721, 247954, 303674, 371931, 407442, 455511, 743862, 911022, 1930499, 3860998, 5791497, 11582994, 13513493, 27026986, 40540479, 81080958]

約数ペア:

[(1, 81080958), (2, 40540479), (3, 27026986), (6, 13513493), (7, 11582994), (14, 5791497), (21, 3860998), (42, 1930499), (89, 911022), (109, 743862), (178, 455511), (199, 407442), (218, 371931), (267, 303674), (327, 247954), (398, 203721), (534, 151837), (597, 135814), (623, 130146), (654, 123977), (763, 106266), (1194, 67907), (1246, 65073), (1393, 58206), (1526, 53133), (1869, 43382), (2289, 35422), (2786, 29103), (3738, 21691), (4179, 19402), (4578, 17711), (8358, 9701)]