65284660

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{66617}}^1$

素因数の和:66640

約数の個数: 36

約数和(自身を含む): 159483492

約数和(自身を除く): 94198832

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 66617, 133234, 266468, 333085, 466319, 666170, 932638, 1332340, 1865276, 2331595, 3264233, 4663190, 6528466, 9326380, 13056932, 16321165, 32642330, 65284660]

約数ペア:

[(1, 65284660), (2, 32642330), (4, 16321165), (5, 13056932), (7, 9326380), (10, 6528466), (14, 4663190), (20, 3264233), (28, 2331595), (35, 1865276), (49, 1332340), (70, 932638), (98, 666170), (140, 466319), (196, 333085), (245, 266468), (490, 133234), (980, 66617)]