20232575

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1$

素因数の和:152

約数の個数: 48

約数和(自身を含む): 29462400

約数和(自身を除く): 9229825

約数列:

[1, 5, 11, 25, 29, 43, 55, 59, 145, 215, 275, 295, 319, 473, 649, 725, 1075, 1247, 1475, 1595, 1711, 2365, 2537, 3245, 6235, 7975, 8555, 11825, 12685, 13717, 16225, 18821, 27907, 31175, 42775, 63425, 68585, 73573, 94105, 139535, 342925, 367865, 470525, 697675, 809303, 1839325, 4046515, 20232575]

約数ペア:

[(1, 20232575), (5, 4046515), (11, 1839325), (25, 809303), (29, 697675), (43, 470525), (55, 367865), (59, 342925), (145, 139535), (215, 94105), (275, 73573), (295, 68585), (319, 63425), (473, 42775), (649, 31175), (725, 27907), (1075, 18821), (1247, 16225), (1475, 13717), (1595, 12685), (1711, 11825), (2365, 8555), (2537, 7975), (3245, 6235)]