80723104

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{181}}^2$

素因数の和:390

約数の個数: 72

約数和(自身を含む): 199239264

約数和(自身を除く): 118516160

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 77, 88, 112, 154, 176, 181, 224, 308, 352, 362, 616, 724, 1232, 1267, 1448, 1991, 2464, 2534, 2896, 3982, 5068, 5792, 7964, 10136, 13937, 15928, 20272, 27874, 31856, 32761, 40544, 55748, 63712, 65522, 111496, 131044, 222992, 229327, 262088, 360371, 445984, 458654, 524176, 720742, 917308, 1048352, 1441484, 1834616, 2522597, 2882968, 3669232, 5045194, 5765936, 7338464, 10090388, 11531872, 20180776, 40361552, 80723104]

約数ペア:

[(1, 80723104), (2, 40361552), (4, 20180776), (7, 11531872), (8, 10090388), (11, 7338464), (14, 5765936), (16, 5045194), (22, 3669232), (28, 2882968), (32, 2522597), (44, 1834616), (56, 1441484), (77, 1048352), (88, 917308), (112, 720742), (154, 524176), (176, 458654), (181, 445984), (224, 360371), (308, 262088), (352, 229327), (362, 222992), (616, 131044), (724, 111496), (1232, 65522), (1267, 63712), (1448, 55748), (1991, 40544), (2464, 32761), (2534, 31856), (2896, 27874), (3982, 20272), (5068, 15928), (5792, 13937), (7964, 10136)]