81711792

素因数分解:

$2^4\times 3^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1151}}^1$

素因数の和:1211

約数の個数: 120

約数和(自身を含む): 250698240

約数和(自身を除く): 168986448

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 29, 34, 36, 48, 51, 58, 68, 72, 87, 102, 116, 136, 144, 153, 174, 204, 232, 261, 272, 306, 348, 408, 464, 493, 522, 612, 696, 816, 986, 1044, 1151, 1224, 1392, 1479, 1972, 2088, 2302, 2448, 2958, 3453, 3944, 4176, 4437, 4604, 5916, 6906, 7888, 8874, 9208, 10359, 11832, 13812, 17748, 18416, 19567, 20718, 23664, 27624, 33379, 35496, 39134, 41436, 55248, 58701, 66758, 70992, 78268, 82872, 100137, 117402, 133516, 156536, 165744, 176103, 200274, 234804, 267032, 300411, 313072, 352206, 400548, 469608, 534064, 567443, 600822, 704412, 801096, 939216, 1134886, 1201644, 1408824, 1602192, 1702329, 2269772, 2403288, 2817648, 3404658, 4539544, 4806576, 5106987, 6809316, 9079088, 10213974, 13618632, 20427948, 27237264, 40855896, 81711792]

約数ペア:

[(1, 81711792), (2, 40855896), (3, 27237264), (4, 20427948), (6, 13618632), (8, 10213974), (9, 9079088), (12, 6809316), (16, 5106987), (17, 4806576), (18, 4539544), (24, 3404658), (29, 2817648), (34, 2403288), (36, 2269772), (48, 1702329), (51, 1602192), (58, 1408824), (68, 1201644), (72, 1134886), (87, 939216), (102, 801096), (116, 704412), (136, 600822), (144, 567443), (153, 534064), (174, 469608), (204, 400548), (232, 352206), (261, 313072), (272, 300411), (306, 267032), (348, 234804), (408, 200274), (464, 176103), (493, 165744), (522, 156536), (612, 133516), (696, 117402), (816, 100137), (986, 82872), (1044, 78268), (1151, 70992), (1224, 66758), (1392, 58701), (1479, 55248), (1972, 41436), (2088, 39134), (2302, 35496), (2448, 33379), (2958, 27624), (3453, 23664), (3944, 20718), (4176, 19567), (4437, 18416), (4604, 17748), (5916, 13812), (6906, 11832), (7888, 10359), (8874, 9208)]