25775666

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{127}}^1$

素因数の和:271

約数の個数: 48

約数和(自身を含む): 48153600

約数和(自身を除く): 22377934

約数列:

[1, 2, 7, 14, 19, 38, 49, 98, 109, 127, 133, 218, 254, 266, 763, 889, 931, 1526, 1778, 1862, 2071, 2413, 4142, 4826, 5341, 6223, 10682, 12446, 13843, 14497, 16891, 27686, 28994, 33782, 96901, 101479, 118237, 193802, 202958, 236474, 263017, 526034, 678307, 1356614, 1841119, 3682238, 12887833, 25775666]

約数ペア:

[(1, 25775666), (2, 12887833), (7, 3682238), (14, 1841119), (19, 1356614), (38, 678307), (49, 526034), (98, 263017), (109, 236474), (127, 202958), (133, 193802), (218, 118237), (254, 101479), (266, 96901), (763, 33782), (889, 28994), (931, 27686), (1526, 16891), (1778, 14497), (1862, 13843), (2071, 12446), (2413, 10682), (4142, 6223), (4826, 5341)]