68280716

素因数分解:

$2^2\times 7^2\times {\mathrm{61}}^1\times {\mathrm{5711}}^1$

素因数の和:5790

約数の個数: 36

約数和(自身を含む): 141303456

約数和(自身を除く): 73022740

約数列:

[1, 2, 4, 7, 14, 28, 49, 61, 98, 122, 196, 244, 427, 854, 1708, 2989, 5711, 5978, 11422, 11956, 22844, 39977, 79954, 159908, 279839, 348371, 559678, 696742, 1119356, 1393484, 2438597, 4877194, 9754388, 17070179, 34140358, 68280716]

約数ペア:

[(1, 68280716), (2, 34140358), (4, 17070179), (7, 9754388), (14, 4877194), (28, 2438597), (49, 1393484), (61, 1119356), (98, 696742), (122, 559678), (196, 348371), (244, 279839), (427, 159908), (854, 79954), (1708, 39977), (2989, 22844), (5711, 11956), (5978, 11422)]