205518272

素因数分解:

$2^6\times {\mathrm{61}}^2\times {\mathrm{863}}^1$

素因数の和:997

約数の個数: 42

約数和(自身を含む): 415101024

約数和(自身を除く): 209582752

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 122, 244, 488, 863, 976, 1726, 1952, 3452, 3721, 3904, 6904, 7442, 13808, 14884, 27616, 29768, 52643, 55232, 59536, 105286, 119072, 210572, 238144, 421144, 842288, 1684576, 3211223, 3369152, 6422446, 12844892, 25689784, 51379568, 102759136, 205518272]

約数ペア:

[(1, 205518272), (2, 102759136), (4, 51379568), (8, 25689784), (16, 12844892), (32, 6422446), (61, 3369152), (64, 3211223), (122, 1684576), (244, 842288), (488, 421144), (863, 238144), (976, 210572), (1726, 119072), (1952, 105286), (3452, 59536), (3721, 55232), (3904, 52643), (6904, 29768), (7442, 27616), (13808, 14884)]