191950825

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2161}}^1$

素因数の和:2218

約数の個数: 48

約数和(自身を含む): 289535040

約数和(自身を除く): 97584215

約数列:

[1, 5, 11, 17, 19, 25, 55, 85, 95, 187, 209, 275, 323, 425, 475, 935, 1045, 1615, 2161, 3553, 4675, 5225, 8075, 10805, 17765, 23771, 36737, 41059, 54025, 88825, 118855, 183685, 205295, 404107, 451649, 594275, 698003, 918425, 1026475, 2020535, 2258245, 3490015, 7678033, 10102675, 11291225, 17450075, 38390165, 191950825]

約数ペア:

[(1, 191950825), (5, 38390165), (11, 17450075), (17, 11291225), (19, 10102675), (25, 7678033), (55, 3490015), (85, 2258245), (95, 2020535), (187, 1026475), (209, 918425), (275, 698003), (323, 594275), (425, 451649), (475, 404107), (935, 205295), (1045, 183685), (1615, 118855), (2161, 88825), (3553, 54025), (4675, 41059), (5225, 36737), (8075, 23771), (10805, 17765)]