81225056

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1$

素因数の和:232

約数の個数: 96

約数和(自身を含む): 184615200

約数和(自身を除く): 103390144

約数列:

[1, 2, 4, 8, 11, 16, 22, 29, 32, 44, 58, 73, 88, 109, 116, 146, 176, 218, 232, 292, 319, 352, 436, 464, 584, 638, 803, 872, 928, 1168, 1199, 1276, 1606, 1744, 2117, 2336, 2398, 2552, 3161, 3212, 3488, 4234, 4796, 5104, 6322, 6424, 7957, 8468, 9592, 10208, 12644, 12848, 15914, 16936, 19184, 23287, 25288, 25696, 31828, 33872, 34771, 38368, 46574, 50576, 63656, 67744, 69542, 87527, 93148, 101152, 127312, 139084, 175054, 186296, 230753, 254624, 278168, 350108, 372592, 461506, 556336, 700216, 745184, 923012, 1112672, 1400432, 1846024, 2538283, 2800864, 3692048, 5076566, 7384096, 10153132, 20306264, 40612528, 81225056]

約数ペア:

[(1, 81225056), (2, 40612528), (4, 20306264), (8, 10153132), (11, 7384096), (16, 5076566), (22, 3692048), (29, 2800864), (32, 2538283), (44, 1846024), (58, 1400432), (73, 1112672), (88, 923012), (109, 745184), (116, 700216), (146, 556336), (176, 461506), (218, 372592), (232, 350108), (292, 278168), (319, 254624), (352, 230753), (436, 186296), (464, 175054), (584, 139084), (638, 127312), (803, 101152), (872, 93148), (928, 87527), (1168, 69542), (1199, 67744), (1276, 63656), (1606, 50576), (1744, 46574), (2117, 38368), (2336, 34771), (2398, 33872), (2552, 31828), (3161, 25696), (3212, 25288), (3488, 23287), (4234, 19184), (4796, 16936), (5104, 15914), (6322, 12848), (6424, 12644), (7957, 10208), (8468, 9592)]