80845072

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{311}}^1$

素因数の和:548

約数の個数: 80

約数和(自身を含む): 196844544

約数和(自身を除く): 115999472

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 211, 308, 311, 422, 616, 622, 844, 1232, 1244, 1477, 1688, 2177, 2321, 2488, 2954, 3376, 3421, 4354, 4642, 4976, 5908, 6842, 8708, 9284, 11816, 13684, 16247, 17416, 18568, 23632, 23947, 27368, 32494, 34832, 37136, 47894, 54736, 64988, 65621, 95788, 129976, 131242, 191576, 259952, 262484, 383152, 459347, 524968, 721831, 918694, 1049936, 1443662, 1837388, 2887324, 3674776, 5052817, 5774648, 7349552, 10105634, 11549296, 20211268, 40422536, 80845072]

約数ペア:

[(1, 80845072), (2, 40422536), (4, 20211268), (7, 11549296), (8, 10105634), (11, 7349552), (14, 5774648), (16, 5052817), (22, 3674776), (28, 2887324), (44, 1837388), (56, 1443662), (77, 1049936), (88, 918694), (112, 721831), (154, 524968), (176, 459347), (211, 383152), (308, 262484), (311, 259952), (422, 191576), (616, 131242), (622, 129976), (844, 95788), (1232, 65621), (1244, 64988), (1477, 54736), (1688, 47894), (2177, 37136), (2321, 34832), (2488, 32494), (2954, 27368), (3376, 23947), (3421, 23632), (4354, 18568), (4642, 17416), (4976, 16247), (5908, 13684), (6842, 11816), (8708, 9284)]