61251740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{2003}}^1$

素因数の和:2162

約数の個数: 48

約数和(自身を含む): 141402240

約数和(自身を除く): 80150500

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 139, 220, 278, 556, 695, 1390, 1529, 2003, 2780, 3058, 4006, 6116, 7645, 8012, 10015, 15290, 20030, 22033, 30580, 40060, 44066, 88132, 110165, 220330, 278417, 440660, 556834, 1113668, 1392085, 2784170, 3062587, 5568340, 6125174, 12250348, 15312935, 30625870, 61251740]

約数ペア:

[(1, 61251740), (2, 30625870), (4, 15312935), (5, 12250348), (10, 6125174), (11, 5568340), (20, 3062587), (22, 2784170), (44, 1392085), (55, 1113668), (110, 556834), (139, 440660), (220, 278417), (278, 220330), (556, 110165), (695, 88132), (1390, 44066), (1529, 40060), (2003, 30580), (2780, 22033), (3058, 20030), (4006, 15290), (6116, 10015), (7645, 8012)]