9965725

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1$

素因数の和:226

約数の個数: 48

約数和(自身を含む): 15998976

約数和(自身を除く): 6033251

約数列:

[1, 5, 7, 11, 25, 31, 35, 55, 77, 155, 167, 175, 217, 275, 341, 385, 775, 835, 1085, 1169, 1705, 1837, 1925, 2387, 4175, 5177, 5425, 5845, 8525, 9185, 11935, 12859, 25885, 29225, 36239, 45925, 56947, 59675, 64295, 129425, 181195, 284735, 321475, 398629, 905975, 1423675, 1993145, 9965725]

約数ペア:

[(1, 9965725), (5, 1993145), (7, 1423675), (11, 905975), (25, 398629), (31, 321475), (35, 284735), (55, 181195), (77, 129425), (155, 64295), (167, 59675), (175, 56947), (217, 45925), (275, 36239), (341, 29225), (385, 25885), (775, 12859), (835, 11935), (1085, 9185), (1169, 8525), (1705, 5845), (1837, 5425), (1925, 5177), (2387, 4175)]