80817296

素因数分解:

$2^4\times 7^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{173}}^1$

素因数の和:328

約数の個数: 80

約数和(自身を含む): 186071424

約数和(自身を除く): 105254128

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 43, 56, 86, 97, 112, 172, 173, 194, 301, 344, 346, 388, 602, 679, 688, 692, 776, 1204, 1211, 1358, 1384, 1552, 2408, 2422, 2716, 2768, 4171, 4816, 4844, 5432, 7439, 8342, 9688, 10864, 14878, 16684, 16781, 19376, 29197, 29756, 33368, 33562, 52073, 58394, 59512, 66736, 67124, 104146, 116788, 117467, 119024, 134248, 208292, 233576, 234934, 268496, 416584, 467152, 469868, 721583, 833168, 939736, 1443166, 1879472, 2886332, 5051081, 5772664, 10102162, 11545328, 20204324, 40408648, 80817296]

約数ペア:

[(1, 80817296), (2, 40408648), (4, 20204324), (7, 11545328), (8, 10102162), (14, 5772664), (16, 5051081), (28, 2886332), (43, 1879472), (56, 1443166), (86, 939736), (97, 833168), (112, 721583), (172, 469868), (173, 467152), (194, 416584), (301, 268496), (344, 234934), (346, 233576), (388, 208292), (602, 134248), (679, 119024), (688, 117467), (692, 116788), (776, 104146), (1204, 67124), (1211, 66736), (1358, 59512), (1384, 58394), (1552, 52073), (2408, 33562), (2422, 33368), (2716, 29756), (2768, 29197), (4171, 19376), (4816, 16781), (4844, 16684), (5432, 14878), (7439, 10864), (8342, 9688)]