20237540675

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{487}}^1\times {\mathrm{1103}}^1$

素因数の和:1748

約数の個数: 48

約数和(自身を含む): 27657372672

約数和(自身を除く): 7419831997

約数列:

[1, 5, 11, 25, 55, 137, 275, 487, 685, 1103, 1507, 2435, 3425, 5357, 5515, 7535, 12133, 12175, 26785, 27575, 37675, 60665, 66719, 133925, 151111, 303325, 333595, 537161, 733909, 755555, 1662221, 1667975, 2685805, 3669545, 3777775, 5908771, 8311105, 13429025, 18347725, 29543855, 41555525, 73591057, 147719275, 367955285, 809501627, 1839776425, 4047508135, 20237540675]

約数ペア:

[(1, 20237540675), (5, 4047508135), (11, 1839776425), (25, 809501627), (55, 367955285), (137, 147719275), (275, 73591057), (487, 41555525), (685, 29543855), (1103, 18347725), (1507, 13429025), (2435, 8311105), (3425, 5908771), (5357, 3777775), (5515, 3669545), (7535, 2685805), (12133, 1667975), (12175, 1662221), (26785, 755555), (27575, 733909), (37675, 537161), (60665, 333595), (66719, 303325), (133925, 151111)]