205465904

素因数分解:

$2^4\times 7^1\times {\mathrm{701}}^1\times {\mathrm{2617}}^1$

素因数の和:3333

約数の個数: 40

約数和(自身を含む): 455783328

約数和(自身を除く): 250317424

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 701, 1402, 2617, 2804, 4907, 5234, 5608, 9814, 10468, 11216, 18319, 19628, 20936, 36638, 39256, 41872, 73276, 78512, 146552, 293104, 1834517, 3669034, 7338068, 12841619, 14676136, 25683238, 29352272, 51366476, 102732952, 205465904]

約数ペア:

[(1, 205465904), (2, 102732952), (4, 51366476), (7, 29352272), (8, 25683238), (14, 14676136), (16, 12841619), (28, 7338068), (56, 3669034), (112, 1834517), (701, 293104), (1402, 146552), (2617, 78512), (2804, 73276), (4907, 41872), (5234, 39256), (5608, 36638), (9814, 20936), (10468, 19628), (11216, 18319)]