81239328

素因数分解:

$2^5\times 3^3\times {\mathrm{17}}^1\times {\mathrm{5531}}^1$

素因数の和:5567

約数の個数: 96

約数和(自身を含む): 250931520

約数和(自身を除く): 169692192

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 27, 32, 34, 36, 48, 51, 54, 68, 72, 96, 102, 108, 136, 144, 153, 204, 216, 272, 288, 306, 408, 432, 459, 544, 612, 816, 864, 918, 1224, 1632, 1836, 2448, 3672, 4896, 5531, 7344, 11062, 14688, 16593, 22124, 33186, 44248, 49779, 66372, 88496, 94027, 99558, 132744, 149337, 176992, 188054, 199116, 265488, 282081, 298674, 376108, 398232, 530976, 564162, 597348, 752216, 796464, 846243, 1128324, 1194696, 1504432, 1592928, 1692486, 2256648, 2389392, 2538729, 3008864, 3384972, 4513296, 4778784, 5077458, 6769944, 9026592, 10154916, 13539888, 20309832, 27079776, 40619664, 81239328]

約数ペア:

[(1, 81239328), (2, 40619664), (3, 27079776), (4, 20309832), (6, 13539888), (8, 10154916), (9, 9026592), (12, 6769944), (16, 5077458), (17, 4778784), (18, 4513296), (24, 3384972), (27, 3008864), (32, 2538729), (34, 2389392), (36, 2256648), (48, 1692486), (51, 1592928), (54, 1504432), (68, 1194696), (72, 1128324), (96, 846243), (102, 796464), (108, 752216), (136, 597348), (144, 564162), (153, 530976), (204, 398232), (216, 376108), (272, 298674), (288, 282081), (306, 265488), (408, 199116), (432, 188054), (459, 176992), (544, 149337), (612, 132744), (816, 99558), (864, 94027), (918, 88496), (1224, 66372), (1632, 49779), (1836, 44248), (2448, 33186), (3672, 22124), (4896, 16593), (5531, 14688), (7344, 11062)]