161564828

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{127}}^1\times {\mathrm{881}}^1$

素因数の和:1050

約数の個数: 36

約数和(自身を含む): 301093632

約数和(自身を除く): 139528804

約数列:

[1, 2, 4, 19, 38, 76, 127, 254, 361, 508, 722, 881, 1444, 1762, 2413, 3524, 4826, 9652, 16739, 33478, 45847, 66956, 91694, 111887, 183388, 223774, 318041, 447548, 636082, 1272164, 2125853, 4251706, 8503412, 40391207, 80782414, 161564828]

約数ペア:

[(1, 161564828), (2, 80782414), (4, 40391207), (19, 8503412), (38, 4251706), (76, 2125853), (127, 1272164), (254, 636082), (361, 447548), (508, 318041), (722, 223774), (881, 183388), (1444, 111887), (1762, 91694), (2413, 66956), (3524, 45847), (4826, 33478), (9652, 16739)]