81556224

素因数分解:

$2^8\times 3^1\times {\mathrm{103}}^1\times {\mathrm{1031}}^1$

素因数の和:1153

約数の個数: 72

約数和(自身を含む): 219378432

約数和(自身を除く): 137822208

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 103, 128, 192, 206, 256, 309, 384, 412, 618, 768, 824, 1031, 1236, 1648, 2062, 2472, 3093, 3296, 4124, 4944, 6186, 6592, 8248, 9888, 12372, 13184, 16496, 19776, 24744, 26368, 32992, 39552, 49488, 65984, 79104, 98976, 106193, 131968, 197952, 212386, 263936, 318579, 395904, 424772, 637158, 791808, 849544, 1274316, 1699088, 2548632, 3398176, 5097264, 6796352, 10194528, 13592704, 20389056, 27185408, 40778112, 81556224]

約数ペア:

[(1, 81556224), (2, 40778112), (3, 27185408), (4, 20389056), (6, 13592704), (8, 10194528), (12, 6796352), (16, 5097264), (24, 3398176), (32, 2548632), (48, 1699088), (64, 1274316), (96, 849544), (103, 791808), (128, 637158), (192, 424772), (206, 395904), (256, 318579), (309, 263936), (384, 212386), (412, 197952), (618, 131968), (768, 106193), (824, 98976), (1031, 79104), (1236, 65984), (1648, 49488), (2062, 39552), (2472, 32992), (3093, 26368), (3296, 24744), (4124, 19776), (4944, 16496), (6186, 13184), (6592, 12372), (8248, 9888)]