80946880

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{36137}}^1$

素因数の和:36161

約数の個数: 56

約数和(自身を含む): 220297248

約数和(自身を除く): 139350368

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 36137, 72274, 144548, 180685, 252959, 289096, 361370, 505918, 578192, 722740, 1011836, 1156384, 1264795, 1445480, 2023672, 2312768, 2529590, 2890960, 4047344, 5059180, 5781920, 8094688, 10118360, 11563840, 16189376, 20236720, 40473440, 80946880]

約数ペア:

[(1, 80946880), (2, 40473440), (4, 20236720), (5, 16189376), (7, 11563840), (8, 10118360), (10, 8094688), (14, 5781920), (16, 5059180), (20, 4047344), (28, 2890960), (32, 2529590), (35, 2312768), (40, 2023672), (56, 1445480), (64, 1264795), (70, 1156384), (80, 1011836), (112, 722740), (140, 578192), (160, 505918), (224, 361370), (280, 289096), (320, 252959), (448, 180685), (560, 144548), (1120, 72274), (2240, 36137)]