208567000

素因数分解:

$2^3\times 5^3\times {\mathrm{41}}^1\times {\mathrm{5087}}^1$

素因数の和:5149

約数の個数: 64

約数和(自身を含む): 500048640

約数和(自身を除く): 291481640

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 41, 50, 82, 100, 125, 164, 200, 205, 250, 328, 410, 500, 820, 1000, 1025, 1640, 2050, 4100, 5087, 5125, 8200, 10174, 10250, 20348, 20500, 25435, 40696, 41000, 50870, 101740, 127175, 203480, 208567, 254350, 417134, 508700, 635875, 834268, 1017400, 1042835, 1271750, 1668536, 2085670, 2543500, 4171340, 5087000, 5214175, 8342680, 10428350, 20856700, 26070875, 41713400, 52141750, 104283500, 208567000]

約数ペア:

[(1, 208567000), (2, 104283500), (4, 52141750), (5, 41713400), (8, 26070875), (10, 20856700), (20, 10428350), (25, 8342680), (40, 5214175), (41, 5087000), (50, 4171340), (82, 2543500), (100, 2085670), (125, 1668536), (164, 1271750), (200, 1042835), (205, 1017400), (250, 834268), (328, 635875), (410, 508700), (500, 417134), (820, 254350), (1000, 208567), (1025, 203480), (1640, 127175), (2050, 101740), (4100, 50870), (5087, 41000), (5125, 40696), (8200, 25435), (10174, 20500), (10250, 20348)]