205655750

素因数分解:

$2^1\times 5^3\times {\mathrm{109}}^1\times {\mathrm{7547}}^1$

素因数の和:7673

約数の個数: 32

約数和(自身を含む): 388571040

約数和(自身を除く): 182915290

約数列:

[1, 2, 5, 10, 25, 50, 109, 125, 218, 250, 545, 1090, 2725, 5450, 7547, 13625, 15094, 27250, 37735, 75470, 188675, 377350, 822623, 943375, 1645246, 1886750, 4113115, 8226230, 20565575, 41131150, 102827875, 205655750]

約数ペア:

[(1, 205655750), (2, 102827875), (5, 41131150), (10, 20565575), (25, 8226230), (50, 4113115), (109, 1886750), (125, 1645246), (218, 943375), (250, 822623), (545, 377350), (1090, 188675), (2725, 75470), (5450, 37735), (7547, 27250), (13625, 15094)]