80419976

素因数分解:

$2^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{367}}^1$

素因数の和:443

約数の個数: 96

約数和(自身を含む): 193818240

約数和(自身を除く): 113398264

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 43, 49, 52, 56, 86, 91, 98, 104, 172, 182, 196, 301, 344, 364, 367, 392, 559, 602, 637, 728, 734, 1118, 1204, 1274, 1468, 2107, 2236, 2408, 2548, 2569, 2936, 3913, 4214, 4472, 4771, 5096, 5138, 7826, 8428, 9542, 10276, 15652, 15781, 16856, 17983, 19084, 20552, 27391, 31304, 31562, 33397, 35966, 38168, 54782, 63124, 66794, 71932, 109564, 110467, 126248, 133588, 143864, 205153, 219128, 220934, 233779, 267176, 410306, 441868, 467558, 773269, 820612, 883736, 935116, 1436071, 1546538, 1641224, 1870232, 2872142, 3093076, 5744284, 6186152, 10052497, 11488568, 20104994, 40209988, 80419976]

約数ペア:

[(1, 80419976), (2, 40209988), (4, 20104994), (7, 11488568), (8, 10052497), (13, 6186152), (14, 5744284), (26, 3093076), (28, 2872142), (43, 1870232), (49, 1641224), (52, 1546538), (56, 1436071), (86, 935116), (91, 883736), (98, 820612), (104, 773269), (172, 467558), (182, 441868), (196, 410306), (301, 267176), (344, 233779), (364, 220934), (367, 219128), (392, 205153), (559, 143864), (602, 133588), (637, 126248), (728, 110467), (734, 109564), (1118, 71932), (1204, 66794), (1274, 63124), (1468, 54782), (2107, 38168), (2236, 35966), (2408, 33397), (2548, 31562), (2569, 31304), (2936, 27391), (3913, 20552), (4214, 19084), (4472, 17983), (4771, 16856), (5096, 15781), (5138, 15652), (7826, 10276), (8428, 9542)]