81117952

素因数分解:

$2^8\times {\mathrm{43}}^1\times {\mathrm{7369}}^1$

素因数の和:7428

約数の個数: 36

約数和(自身を含む): 165707080

約数和(自身を除く): 84589128

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 128, 172, 256, 344, 688, 1376, 2752, 5504, 7369, 11008, 14738, 29476, 58952, 117904, 235808, 316867, 471616, 633734, 943232, 1267468, 1886464, 2534936, 5069872, 10139744, 20279488, 40558976, 81117952]

約数ペア:

[(1, 81117952), (2, 40558976), (4, 20279488), (8, 10139744), (16, 5069872), (32, 2534936), (43, 1886464), (64, 1267468), (86, 943232), (128, 633734), (172, 471616), (256, 316867), (344, 235808), (688, 117904), (1376, 58952), (2752, 29476), (5504, 14738), (7369, 11008)]