80921344

素因数分解:

$2^8\times 7^2\times {\mathrm{6451}}^1$

素因数の和:6481

約数の個数: 54

約数和(自身を含む): 187927404

約数和(自身を除く): 107006060

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 256, 392, 448, 784, 896, 1568, 1792, 3136, 6272, 6451, 12544, 12902, 25804, 45157, 51608, 90314, 103216, 180628, 206432, 316099, 361256, 412864, 632198, 722512, 825728, 1264396, 1445024, 1651456, 2528792, 2890048, 5057584, 5780096, 10115168, 11560192, 20230336, 40460672, 80921344]

約数ペア:

[(1, 80921344), (2, 40460672), (4, 20230336), (7, 11560192), (8, 10115168), (14, 5780096), (16, 5057584), (28, 2890048), (32, 2528792), (49, 1651456), (56, 1445024), (64, 1264396), (98, 825728), (112, 722512), (128, 632198), (196, 412864), (224, 361256), (256, 316099), (392, 206432), (448, 180628), (784, 103216), (896, 90314), (1568, 51608), (1792, 45157), (3136, 25804), (6272, 12902), (6451, 12544)]