83656284880

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{21340889}}^1$

素因数の和:21340916

約数の個数: 60

約数和(自身を含む): 226256115780

約数和(自身を除く): 142599830900

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 21340889, 42681778, 85363556, 106704445, 149386223, 170727112, 213408890, 298772446, 341454224, 426817780, 597544892, 746931115, 853635560, 1045703561, 1195089784, 1493862230, 1707271120, 2091407122, 2390179568, 2987724460, 4182814244, 5228517805, 5975448920, 8365628488, 10457035610, 11950897840, 16731256976, 20914071220, 41828142440, 83656284880]

約数ペア:

[(1, 83656284880), (2, 41828142440), (4, 20914071220), (5, 16731256976), (7, 11950897840), (8, 10457035610), (10, 8365628488), (14, 5975448920), (16, 5228517805), (20, 4182814244), (28, 2987724460), (35, 2390179568), (40, 2091407122), (49, 1707271120), (56, 1493862230), (70, 1195089784), (80, 1045703561), (98, 853635560), (112, 746931115), (140, 597544892), (196, 426817780), (245, 341454224), (280, 298772446), (392, 213408890), (490, 170727112), (560, 149386223), (784, 106704445), (980, 85363556), (1960, 42681778), (3920, 21340889)]