81893808

素因数分解:

$2^4\times 3^3\times {\mathrm{163}}^1\times {\mathrm{1163}}^1$

素因数の和:1343

約数の個数: 80

約数和(自身を含む): 236711040

約数和(自身を除く): 154817232

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 163, 216, 326, 432, 489, 652, 978, 1163, 1304, 1467, 1956, 2326, 2608, 2934, 3489, 3912, 4401, 4652, 5868, 6978, 7824, 8802, 9304, 10467, 11736, 13956, 17604, 18608, 20934, 23472, 27912, 31401, 35208, 41868, 55824, 62802, 70416, 83736, 125604, 167472, 189569, 251208, 379138, 502416, 568707, 758276, 1137414, 1516552, 1706121, 2274828, 3033104, 3412242, 4549656, 5118363, 6824484, 9099312, 10236726, 13648968, 20473452, 27297936, 40946904, 81893808]

約数ペア:

[(1, 81893808), (2, 40946904), (3, 27297936), (4, 20473452), (6, 13648968), (8, 10236726), (9, 9099312), (12, 6824484), (16, 5118363), (18, 4549656), (24, 3412242), (27, 3033104), (36, 2274828), (48, 1706121), (54, 1516552), (72, 1137414), (108, 758276), (144, 568707), (163, 502416), (216, 379138), (326, 251208), (432, 189569), (489, 167472), (652, 125604), (978, 83736), (1163, 70416), (1304, 62802), (1467, 55824), (1956, 41868), (2326, 35208), (2608, 31401), (2934, 27912), (3489, 23472), (3912, 20934), (4401, 18608), (4652, 17604), (5868, 13956), (6978, 11736), (7824, 10467), (8802, 9304)]