51079040

素因数分解:

$2^7\times 5^1\times {\mathrm{79811}}^1$

素因数の和:79830

約数の個数: 32

約数和(自身を含む): 122112360

約数和(自身を除く): 71033320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 79811, 159622, 319244, 399055, 638488, 798110, 1276976, 1596220, 2553952, 3192440, 5107904, 6384880, 10215808, 12769760, 25539520, 51079040]

約数ペア:

[(1, 51079040), (2, 25539520), (4, 12769760), (5, 10215808), (8, 6384880), (10, 5107904), (16, 3192440), (20, 2553952), (32, 1596220), (40, 1276976), (64, 798110), (80, 638488), (128, 399055), (160, 319244), (320, 159622), (640, 79811)]