280065536

素因数分解:

$2^9\times {\mathrm{43}}^1\times {\mathrm{12721}}^1$

素因数の和:12782

約数の個数: 40

約数和(自身を含む): 572642664

約数和(自身を除く): 292577128

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 128, 172, 256, 344, 512, 688, 1376, 2752, 5504, 11008, 12721, 22016, 25442, 50884, 101768, 203536, 407072, 547003, 814144, 1094006, 1628288, 2188012, 3256576, 4376024, 6513152, 8752048, 17504096, 35008192, 70016384, 140032768, 280065536]

約数ペア:

[(1, 280065536), (2, 140032768), (4, 70016384), (8, 35008192), (16, 17504096), (32, 8752048), (43, 6513152), (64, 4376024), (86, 3256576), (128, 2188012), (172, 1628288), (256, 1094006), (344, 814144), (512, 547003), (688, 407072), (1376, 203536), (2752, 101768), (5504, 50884), (11008, 25442), (12721, 22016)]