199878670

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{313}}^1\times {\mathrm{3361}}^1$

素因数の和:3700

約数の個数: 32

約数和(自身を含む): 380040480

約数和(自身を除く): 180161810

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 313, 626, 1565, 3130, 3361, 5947, 6722, 11894, 16805, 29735, 33610, 59470, 63859, 127718, 319295, 638590, 1051993, 2103986, 5259965, 10519930, 19987867, 39975734, 99939335, 199878670]

約数ペア:

[(1, 199878670), (2, 99939335), (5, 39975734), (10, 19987867), (19, 10519930), (38, 5259965), (95, 2103986), (190, 1051993), (313, 638590), (626, 319295), (1565, 127718), (3130, 63859), (3361, 59470), (5947, 33610), (6722, 29735), (11894, 16805)]