249637250

素因数分解:

$2^1\times 5^3\times {\mathrm{109}}^1\times {\mathrm{9161}}^1$

素因数の和:9287

約数の個数: 32

約数和(自身を含む): 471659760

約数和(自身を除く): 222022510

約数列:

[1, 2, 5, 10, 25, 50, 109, 125, 218, 250, 545, 1090, 2725, 5450, 9161, 13625, 18322, 27250, 45805, 91610, 229025, 458050, 998549, 1145125, 1997098, 2290250, 4992745, 9985490, 24963725, 49927450, 124818625, 249637250]

約数ペア:

[(1, 249637250), (2, 124818625), (5, 49927450), (10, 24963725), (25, 9985490), (50, 4992745), (109, 2290250), (125, 1997098), (218, 1145125), (250, 998549), (545, 458050), (1090, 229025), (2725, 91610), (5450, 45805), (9161, 27250), (13625, 18322)]