89406976

素因数分解:

$2^9\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1$

素因数の和:223

約数の個数: 80

約数和(自身を含む): 190130688

約数和(自身を除く): 100723712

約数列:

[1, 2, 4, 8, 16, 31, 32, 43, 62, 64, 86, 124, 128, 131, 172, 248, 256, 262, 344, 496, 512, 524, 688, 992, 1048, 1333, 1376, 1984, 2096, 2666, 2752, 3968, 4061, 4192, 5332, 5504, 5633, 7936, 8122, 8384, 10664, 11008, 11266, 15872, 16244, 16768, 21328, 22016, 22532, 32488, 33536, 42656, 45064, 64976, 67072, 85312, 90128, 129952, 170624, 174623, 180256, 259904, 341248, 349246, 360512, 519808, 682496, 698492, 721024, 1039616, 1396984, 1442048, 2079232, 2793968, 2884096, 5587936, 11175872, 22351744, 44703488, 89406976]

約数ペア:

[(1, 89406976), (2, 44703488), (4, 22351744), (8, 11175872), (16, 5587936), (31, 2884096), (32, 2793968), (43, 2079232), (62, 1442048), (64, 1396984), (86, 1039616), (124, 721024), (128, 698492), (131, 682496), (172, 519808), (248, 360512), (256, 349246), (262, 341248), (344, 259904), (496, 180256), (512, 174623), (524, 170624), (688, 129952), (992, 90128), (1048, 85312), (1333, 67072), (1376, 64976), (1984, 45064), (2096, 42656), (2666, 33536), (2752, 32488), (3968, 22532), (4061, 22016), (4192, 21328), (5332, 16768), (5504, 16244), (5633, 15872), (7936, 11266), (8122, 11008), (8384, 10664)]