81119328

素因数分解:

$2^5\times 3^1\times {\mathrm{43}}^2\times {\mathrm{457}}^1$

素因数の和:556

約数の個数: 72

約数和(自身を含む): 218482488

約数和(自身を除く): 137363160

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 43, 48, 86, 96, 129, 172, 258, 344, 457, 516, 688, 914, 1032, 1371, 1376, 1828, 1849, 2064, 2742, 3656, 3698, 4128, 5484, 5547, 7312, 7396, 10968, 11094, 14624, 14792, 19651, 21936, 22188, 29584, 39302, 43872, 44376, 58953, 59168, 78604, 88752, 117906, 157208, 177504, 235812, 314416, 471624, 628832, 844993, 943248, 1689986, 1886496, 2534979, 3379972, 5069958, 6759944, 10139916, 13519888, 20279832, 27039776, 40559664, 81119328]

約数ペア:

[(1, 81119328), (2, 40559664), (3, 27039776), (4, 20279832), (6, 13519888), (8, 10139916), (12, 6759944), (16, 5069958), (24, 3379972), (32, 2534979), (43, 1886496), (48, 1689986), (86, 943248), (96, 844993), (129, 628832), (172, 471624), (258, 314416), (344, 235812), (457, 177504), (516, 157208), (688, 117906), (914, 88752), (1032, 78604), (1371, 59168), (1376, 58953), (1828, 44376), (1849, 43872), (2064, 39302), (2742, 29584), (3656, 22188), (3698, 21936), (4128, 19651), (5484, 14792), (5547, 14624), (7312, 11094), (7396, 10968)]