81886752

素因数分解:

$2^5\times 3^2\times {\mathrm{331}}^1\times {\mathrm{859}}^1$

素因数の和:1206

約数の個数: 72

約数和(自身を含む): 233840880

約数和(自身を除く): 151954128

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 331, 662, 859, 993, 1324, 1718, 1986, 2577, 2648, 2979, 3436, 3972, 5154, 5296, 5958, 6872, 7731, 7944, 10308, 10592, 11916, 13744, 15462, 15888, 20616, 23832, 27488, 30924, 31776, 41232, 47664, 61848, 82464, 95328, 123696, 247392, 284329, 568658, 852987, 1137316, 1705974, 2274632, 2558961, 3411948, 4549264, 5117922, 6823896, 9098528, 10235844, 13647792, 20471688, 27295584, 40943376, 81886752]

約数ペア:

[(1, 81886752), (2, 40943376), (3, 27295584), (4, 20471688), (6, 13647792), (8, 10235844), (9, 9098528), (12, 6823896), (16, 5117922), (18, 4549264), (24, 3411948), (32, 2558961), (36, 2274632), (48, 1705974), (72, 1137316), (96, 852987), (144, 568658), (288, 284329), (331, 247392), (662, 123696), (859, 95328), (993, 82464), (1324, 61848), (1718, 47664), (1986, 41232), (2577, 31776), (2648, 30924), (2979, 27488), (3436, 23832), (3972, 20616), (5154, 15888), (5296, 15462), (5958, 13744), (6872, 11916), (7731, 10592), (7944, 10308)]