81508064

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{257}}^1$

素因数の和:348

約数の個数: 96

約数和(自身を含む): 189586656

約数和(自身を除く): 108078592

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 32, 34, 44, 53, 68, 88, 106, 136, 176, 187, 212, 257, 272, 352, 374, 424, 514, 544, 583, 748, 848, 901, 1028, 1166, 1496, 1696, 1802, 2056, 2332, 2827, 2992, 3604, 4112, 4369, 4664, 5654, 5984, 7208, 8224, 8738, 9328, 9911, 11308, 13621, 14416, 17476, 18656, 19822, 22616, 27242, 28832, 34952, 39644, 45232, 48059, 54484, 69904, 79288, 90464, 96118, 108968, 139808, 149831, 158576, 192236, 217936, 231557, 299662, 317152, 384472, 435872, 463114, 599324, 768944, 926228, 1198648, 1537888, 1852456, 2397296, 2547127, 3704912, 4794592, 5094254, 7409824, 10188508, 20377016, 40754032, 81508064]

約数ペア:

[(1, 81508064), (2, 40754032), (4, 20377016), (8, 10188508), (11, 7409824), (16, 5094254), (17, 4794592), (22, 3704912), (32, 2547127), (34, 2397296), (44, 1852456), (53, 1537888), (68, 1198648), (88, 926228), (106, 768944), (136, 599324), (176, 463114), (187, 435872), (212, 384472), (257, 317152), (272, 299662), (352, 231557), (374, 217936), (424, 192236), (514, 158576), (544, 149831), (583, 139808), (748, 108968), (848, 96118), (901, 90464), (1028, 79288), (1166, 69904), (1496, 54484), (1696, 48059), (1802, 45232), (2056, 39644), (2332, 34952), (2827, 28832), (2992, 27242), (3604, 22616), (4112, 19822), (4369, 18656), (4664, 17476), (5654, 14416), (5984, 13621), (7208, 11308), (8224, 9911), (8738, 9328)]