85025380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{20341}}^1$

素因数の和:20380

約数の個数: 48

約数和(自身を含む): 205047360

約数和(自身を除く): 120021980

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 4180, 20341, 40682, 81364, 101705, 203410, 223751, 386479, 406820, 447502, 772958, 895004, 1118755, 1545916, 1932395, 2237510, 3864790, 4251269, 4475020, 7729580, 8502538, 17005076, 21256345, 42512690, 85025380]

約数ペア:

[(1, 85025380), (2, 42512690), (4, 21256345), (5, 17005076), (10, 8502538), (11, 7729580), (19, 4475020), (20, 4251269), (22, 3864790), (38, 2237510), (44, 1932395), (55, 1545916), (76, 1118755), (95, 895004), (110, 772958), (190, 447502), (209, 406820), (220, 386479), (380, 223751), (418, 203410), (836, 101705), (1045, 81364), (2090, 40682), (4180, 20341)]