117774500

素因数分解:

$2^2\times 5^3\times {\mathrm{109}}^1\times {\mathrm{2161}}^1$

素因数の和:2289

約数の個数: 48

約数和(自身を含む): 259699440

約数和(自身を除く): 141924940

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 109, 125, 218, 250, 436, 500, 545, 1090, 2161, 2180, 2725, 4322, 5450, 8644, 10805, 10900, 13625, 21610, 27250, 43220, 54025, 54500, 108050, 216100, 235549, 270125, 471098, 540250, 942196, 1080500, 1177745, 2355490, 4710980, 5888725, 11777450, 23554900, 29443625, 58887250, 117774500]

約数ペア:

[(1, 117774500), (2, 58887250), (4, 29443625), (5, 23554900), (10, 11777450), (20, 5888725), (25, 4710980), (50, 2355490), (100, 1177745), (109, 1080500), (125, 942196), (218, 540250), (250, 471098), (436, 270125), (500, 235549), (545, 216100), (1090, 108050), (2161, 54500), (2180, 54025), (2725, 43220), (4322, 27250), (5450, 21610), (8644, 13625), (10805, 10900)]