131704660

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{2341}}^1$

素因数の和:2476

約数の個数: 48

約数和(自身を含む): 289190160

約数和(自身を除く): 157485500

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 97, 116, 145, 194, 290, 388, 485, 580, 970, 1940, 2341, 2813, 4682, 5626, 9364, 11252, 11705, 14065, 23410, 28130, 46820, 56260, 67889, 135778, 227077, 271556, 339445, 454154, 678890, 908308, 1135385, 1357780, 2270770, 4541540, 6585233, 13170466, 26340932, 32926165, 65852330, 131704660]

約数ペア:

[(1, 131704660), (2, 65852330), (4, 32926165), (5, 26340932), (10, 13170466), (20, 6585233), (29, 4541540), (58, 2270770), (97, 1357780), (116, 1135385), (145, 908308), (194, 678890), (290, 454154), (388, 339445), (485, 271556), (580, 227077), (970, 135778), (1940, 67889), (2341, 56260), (2813, 46820), (4682, 28130), (5626, 23410), (9364, 14065), (11252, 11705)]