8402015545

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{139}}^1\times {\mathrm{2039}}^1$

素因数の和:2219

約数の個数: 72

約数和(自身を含む): 12990801600

約数和(自身を除く): 4588786055

約数列:

[1, 5, 7, 11, 35, 49, 55, 77, 121, 139, 245, 385, 539, 605, 695, 847, 973, 1529, 2039, 2695, 4235, 4865, 5929, 6811, 7645, 10195, 10703, 14273, 16819, 22429, 29645, 34055, 53515, 71365, 74921, 84095, 99911, 112145, 117733, 157003, 246719, 283421, 374605, 499555, 588665, 785015, 824131, 1099021, 1233595, 1417105, 1727033, 1983947, 3117631, 4120655, 5495105, 8635165, 9919735, 12089231, 13887629, 15588155, 21823417, 34293941, 60446155, 69438145, 109117085, 152763919, 171469705, 240057587, 763819595, 1200287935, 1680403109, 8402015545]

約数ペア:

[(1, 8402015545), (5, 1680403109), (7, 1200287935), (11, 763819595), (35, 240057587), (49, 171469705), (55, 152763919), (77, 109117085), (121, 69438145), (139, 60446155), (245, 34293941), (385, 21823417), (539, 15588155), (605, 13887629), (695, 12089231), (847, 9919735), (973, 8635165), (1529, 5495105), (2039, 4120655), (2695, 3117631), (4235, 1983947), (4865, 1727033), (5929, 1417105), (6811, 1233595), (7645, 1099021), (10195, 824131), (10703, 785015), (14273, 588665), (16819, 499555), (22429, 374605), (29645, 283421), (34055, 246719), (53515, 157003), (71365, 117733), (74921, 112145), (84095, 99911)]