64008784

素因数分解:

$2^4\times 7^1\times {\mathrm{353}}^1\times {\mathrm{1619}}^1$

素因数の和:1987

約数の個数: 40

約数和(自身を含む): 142223040

約数和(自身を除く): 78214256

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 353, 706, 1412, 1619, 2471, 2824, 3238, 4942, 5648, 6476, 9884, 11333, 12952, 19768, 22666, 25904, 39536, 45332, 90664, 181328, 571507, 1143014, 2286028, 4000549, 4572056, 8001098, 9144112, 16002196, 32004392, 64008784]

約数ペア:

[(1, 64008784), (2, 32004392), (4, 16002196), (7, 9144112), (8, 8001098), (14, 4572056), (16, 4000549), (28, 2286028), (56, 1143014), (112, 571507), (353, 181328), (706, 90664), (1412, 45332), (1619, 39536), (2471, 25904), (2824, 22666), (3238, 19768), (4942, 12952), (5648, 11333), (6476, 9884)]