81090048

素因数分解:

$2^9\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:196

約数の個数: 160

約数和(自身を含む): 241984512

約数和(自身を除く): 160894464

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 31, 32, 39, 48, 52, 62, 64, 78, 93, 96, 104, 124, 128, 131, 156, 186, 192, 208, 248, 256, 262, 312, 372, 384, 393, 403, 416, 496, 512, 524, 624, 744, 768, 786, 806, 832, 992, 1048, 1209, 1248, 1488, 1536, 1572, 1612, 1664, 1703, 1984, 2096, 2418, 2496, 2976, 3144, 3224, 3328, 3406, 3968, 4061, 4192, 4836, 4992, 5109, 5952, 6288, 6448, 6656, 6812, 7936, 8122, 8384, 9672, 9984, 10218, 11904, 12183, 12576, 12896, 13624, 15872, 16244, 16768, 19344, 19968, 20436, 23808, 24366, 25152, 25792, 27248, 32488, 33536, 38688, 40872, 47616, 48732, 50304, 51584, 52793, 54496, 64976, 67072, 77376, 81744, 97464, 100608, 103168, 105586, 108992, 129952, 154752, 158379, 163488, 194928, 201216, 206336, 211172, 217984, 259904, 309504, 316758, 326976, 389856, 422344, 435968, 519808, 619008, 633516, 653952, 779712, 844688, 871936, 1039616, 1267032, 1307904, 1559424, 1689376, 2079232, 2534064, 2615808, 3118848, 3378752, 5068128, 6237696, 6757504, 10136256, 13515008, 20272512, 27030016, 40545024, 81090048]

約数ペア:

[(1, 81090048), (2, 40545024), (3, 27030016), (4, 20272512), (6, 13515008), (8, 10136256), (12, 6757504), (13, 6237696), (16, 5068128), (24, 3378752), (26, 3118848), (31, 2615808), (32, 2534064), (39, 2079232), (48, 1689376), (52, 1559424), (62, 1307904), (64, 1267032), (78, 1039616), (93, 871936), (96, 844688), (104, 779712), (124, 653952), (128, 633516), (131, 619008), (156, 519808), (186, 435968), (192, 422344), (208, 389856), (248, 326976), (256, 316758), (262, 309504), (312, 259904), (372, 217984), (384, 211172), (393, 206336), (403, 201216), (416, 194928), (496, 163488), (512, 158379), (524, 154752), (624, 129952), (744, 108992), (768, 105586), (786, 103168), (806, 100608), (832, 97464), (992, 81744), (1048, 77376), (1209, 67072), (1248, 64976), (1488, 54496), (1536, 52793), (1572, 51584), (1612, 50304), (1664, 48732), (1703, 47616), (1984, 40872), (2096, 38688), (2418, 33536), (2496, 32488), (2976, 27248), (3144, 25792), (3224, 25152), (3328, 24366), (3406, 23808), (3968, 20436), (4061, 19968), (4192, 19344), (4836, 16768), (4992, 16244), (5109, 15872), (5952, 13624), (6288, 12896), (6448, 12576), (6656, 12183), (6812, 11904), (7936, 10218), (8122, 9984), (8384, 9672)]