2147749552

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{439}}^1\times {\mathrm{547}}^1$

素因数の和:1050

約数の個数: 80

約数和(自身を含む): 4604427520

約数和(自身を除く): 2456677968

約数列:

[1, 2, 4, 8, 13, 16, 26, 43, 52, 86, 104, 172, 208, 344, 439, 547, 559, 688, 878, 1094, 1118, 1756, 2188, 2236, 3512, 4376, 4472, 5707, 7024, 7111, 8752, 8944, 11414, 14222, 18877, 22828, 23521, 28444, 37754, 45656, 47042, 56888, 75508, 91312, 94084, 113776, 151016, 188168, 240133, 245401, 302032, 305773, 376336, 480266, 490802, 611546, 960532, 981604, 1223092, 1921064, 1963208, 2446184, 3121729, 3842128, 3926416, 4892368, 6243458, 10325719, 12486916, 20651438, 24973832, 41302876, 49947664, 82605752, 134234347, 165211504, 268468694, 536937388, 1073874776, 2147749552]

約数ペア:

[(1, 2147749552), (2, 1073874776), (4, 536937388), (8, 268468694), (13, 165211504), (16, 134234347), (26, 82605752), (43, 49947664), (52, 41302876), (86, 24973832), (104, 20651438), (172, 12486916), (208, 10325719), (344, 6243458), (439, 4892368), (547, 3926416), (559, 3842128), (688, 3121729), (878, 2446184), (1094, 1963208), (1118, 1921064), (1756, 1223092), (2188, 981604), (2236, 960532), (3512, 611546), (4376, 490802), (4472, 480266), (5707, 376336), (7024, 305773), (7111, 302032), (8752, 245401), (8944, 240133), (11414, 188168), (14222, 151016), (18877, 113776), (22828, 94084), (23521, 91312), (28444, 75508), (37754, 56888), (45656, 47042)]