40805765

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1$

素因数の和:330

約数の個数: 64

約数和(自身を含む): 68124672

約数和(自身を除く): 27318907

約数列:

[1, 5, 7, 11, 13, 31, 35, 55, 65, 77, 91, 143, 155, 217, 263, 341, 385, 403, 455, 715, 1001, 1085, 1315, 1705, 1841, 2015, 2387, 2821, 2893, 3419, 4433, 5005, 8153, 9205, 11935, 14105, 14465, 17095, 20251, 22165, 23933, 31031, 37609, 40765, 57071, 89683, 101255, 105989, 119665, 155155, 188045, 263263, 285355, 448415, 529945, 627781, 741923, 1165879, 1316315, 3138905, 3709615, 5829395, 8161153, 40805765]

約数ペア:

[(1, 40805765), (5, 8161153), (7, 5829395), (11, 3709615), (13, 3138905), (31, 1316315), (35, 1165879), (55, 741923), (65, 627781), (77, 529945), (91, 448415), (143, 285355), (155, 263263), (217, 188045), (263, 155155), (341, 119665), (385, 105989), (403, 101255), (455, 89683), (715, 57071), (1001, 40765), (1085, 37609), (1315, 31031), (1705, 23933), (1841, 22165), (2015, 20251), (2387, 17095), (2821, 14465), (2893, 14105), (3419, 11935), (4433, 9205), (5005, 8153)]