205507904

素因数分解:

$2^6\times 7^1\times {\mathrm{647}}^1\times {\mathrm{709}}^1$

素因数の和:1375

約数の個数: 56

約数和(自身を含む): 467441280

約数和(自身を除く): 261933376

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 647, 709, 1294, 1418, 2588, 2836, 4529, 4963, 5176, 5672, 9058, 9926, 10352, 11344, 18116, 19852, 20704, 22688, 36232, 39704, 41408, 45376, 72464, 79408, 144928, 158816, 289856, 317632, 458723, 917446, 1834892, 3211061, 3669784, 6422122, 7339568, 12844244, 14679136, 25688488, 29358272, 51376976, 102753952, 205507904]

約数ペア:

[(1, 205507904), (2, 102753952), (4, 51376976), (7, 29358272), (8, 25688488), (14, 14679136), (16, 12844244), (28, 7339568), (32, 6422122), (56, 3669784), (64, 3211061), (112, 1834892), (224, 917446), (448, 458723), (647, 317632), (709, 289856), (1294, 158816), (1418, 144928), (2588, 79408), (2836, 72464), (4529, 45376), (4963, 41408), (5176, 39704), (5672, 36232), (9058, 22688), (9926, 20704), (10352, 19852), (11344, 18116)]