7047775

素因数分解:

$5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1$

素因数の和:160

約数の個数: 48

約数和(自身を含む): 11142144

約数和(自身を除く): 4094369

約数列:

[1, 5, 7, 17, 23, 25, 35, 85, 103, 115, 119, 161, 175, 391, 425, 515, 575, 595, 721, 805, 1751, 1955, 2369, 2575, 2737, 2975, 3605, 4025, 8755, 9775, 11845, 12257, 13685, 16583, 18025, 40273, 43775, 59225, 61285, 68425, 82915, 201365, 281911, 306425, 414575, 1006825, 1409555, 7047775]

約数ペア:

[(1, 7047775), (5, 1409555), (7, 1006825), (17, 414575), (23, 306425), (25, 281911), (35, 201365), (85, 82915), (103, 68425), (115, 61285), (119, 59225), (161, 43775), (175, 40273), (391, 18025), (425, 16583), (515, 13685), (575, 12257), (595, 11845), (721, 9775), (805, 8755), (1751, 4025), (1955, 3605), (2369, 2975), (2575, 2737)]