80311315

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^2\times {\mathrm{73}}^1$

素因数の和:188

約数の個数: 48

約数和(自身を含む): 121030848

約数和(自身を除く): 40719533

約数列:

[1, 5, 7, 17, 35, 43, 73, 85, 119, 215, 301, 365, 511, 595, 731, 1241, 1505, 1849, 2555, 3139, 3655, 5117, 6205, 8687, 9245, 12943, 15695, 21973, 25585, 31433, 43435, 53363, 64715, 109865, 134977, 157165, 220031, 266815, 373541, 674885, 944839, 1100155, 1867705, 2294609, 4724195, 11473045, 16062263, 80311315]

約数ペア:

[(1, 80311315), (5, 16062263), (7, 11473045), (17, 4724195), (35, 2294609), (43, 1867705), (73, 1100155), (85, 944839), (119, 674885), (215, 373541), (301, 266815), (365, 220031), (511, 157165), (595, 134977), (731, 109865), (1241, 64715), (1505, 53363), (1849, 43435), (2555, 31433), (3139, 25585), (3655, 21973), (5117, 15695), (6205, 12943), (8687, 9245)]