248362496

素因数分解:

$2^9\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{389}}^1$

素因数の和:479

約数の個数: 80

約数和(自身を含む): 526640400

約数和(自身を除く): 278277904

約数列:

[1, 2, 4, 8, 16, 29, 32, 43, 58, 64, 86, 116, 128, 172, 232, 256, 344, 389, 464, 512, 688, 778, 928, 1247, 1376, 1556, 1856, 2494, 2752, 3112, 3712, 4988, 5504, 6224, 7424, 9976, 11008, 11281, 12448, 14848, 16727, 19952, 22016, 22562, 24896, 33454, 39904, 45124, 49792, 66908, 79808, 90248, 99584, 133816, 159616, 180496, 199168, 267632, 319232, 360992, 485083, 535264, 638464, 721984, 970166, 1070528, 1443968, 1940332, 2141056, 2887936, 3880664, 4282112, 5775872, 7761328, 8564224, 15522656, 31045312, 62090624, 124181248, 248362496]

約数ペア:

[(1, 248362496), (2, 124181248), (4, 62090624), (8, 31045312), (16, 15522656), (29, 8564224), (32, 7761328), (43, 5775872), (58, 4282112), (64, 3880664), (86, 2887936), (116, 2141056), (128, 1940332), (172, 1443968), (232, 1070528), (256, 970166), (344, 721984), (389, 638464), (464, 535264), (512, 485083), (688, 360992), (778, 319232), (928, 267632), (1247, 199168), (1376, 180496), (1556, 159616), (1856, 133816), (2494, 99584), (2752, 90248), (3112, 79808), (3712, 66908), (4988, 49792), (5504, 45124), (6224, 39904), (7424, 33454), (9976, 24896), (11008, 22562), (11281, 22016), (12448, 19952), (14848, 16727)]