81799256

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{241}}^1$

素因数の和:313

約数の個数: 128

約数和(自身を含む): 209088000

約数和(自身を除く): 127288744

約数列:

[1, 2, 4, 7, 8, 11, 14, 19, 22, 28, 29, 38, 44, 56, 58, 76, 77, 88, 116, 133, 152, 154, 203, 209, 232, 241, 266, 308, 319, 406, 418, 482, 532, 551, 616, 638, 812, 836, 964, 1064, 1102, 1276, 1463, 1624, 1672, 1687, 1928, 2204, 2233, 2552, 2651, 2926, 3374, 3857, 4408, 4466, 4579, 5302, 5852, 6061, 6748, 6989, 7714, 8932, 9158, 10604, 11704, 12122, 13496, 13978, 15428, 17864, 18316, 18557, 21208, 24244, 27956, 30856, 32053, 36632, 37114, 42427, 48488, 48923, 50369, 55912, 64106, 74228, 76879, 84854, 97846, 100738, 128212, 132791, 148456, 153758, 169708, 195692, 201476, 256424, 265582, 307516, 339416, 352583, 391384, 402952, 531164, 538153, 615032, 705166, 929537, 1062328, 1076306, 1410332, 1460701, 1859074, 2152612, 2820664, 2921402, 3718148, 4305224, 5842804, 7436296, 10224907, 11685608, 20449814, 40899628, 81799256]

約数ペア:

[(1, 81799256), (2, 40899628), (4, 20449814), (7, 11685608), (8, 10224907), (11, 7436296), (14, 5842804), (19, 4305224), (22, 3718148), (28, 2921402), (29, 2820664), (38, 2152612), (44, 1859074), (56, 1460701), (58, 1410332), (76, 1076306), (77, 1062328), (88, 929537), (116, 705166), (133, 615032), (152, 538153), (154, 531164), (203, 402952), (209, 391384), (232, 352583), (241, 339416), (266, 307516), (308, 265582), (319, 256424), (406, 201476), (418, 195692), (482, 169708), (532, 153758), (551, 148456), (616, 132791), (638, 128212), (812, 100738), (836, 97846), (964, 84854), (1064, 76879), (1102, 74228), (1276, 64106), (1463, 55912), (1624, 50369), (1672, 48923), (1687, 48488), (1928, 42427), (2204, 37114), (2233, 36632), (2552, 32053), (2651, 30856), (2926, 27956), (3374, 24244), (3857, 21208), (4408, 18557), (4466, 18316), (4579, 17864), (5302, 15428), (5852, 13978), (6061, 13496), (6748, 12122), (6989, 11704), (7714, 10604), (8932, 9158)]