158754890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{5387}}^1$

素因数の和:5822

約数の個数: 32

約数和(自身を含む): 327417984

約数和(自身を除く): 168663094

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 421, 842, 2105, 2947, 4210, 5387, 5894, 10774, 14735, 26935, 29470, 37709, 53870, 75418, 188545, 377090, 2267927, 4535854, 11339635, 15875489, 22679270, 31750978, 79377445, 158754890]

約数ペア:

[(1, 158754890), (2, 79377445), (5, 31750978), (7, 22679270), (10, 15875489), (14, 11339635), (35, 4535854), (70, 2267927), (421, 377090), (842, 188545), (2105, 75418), (2947, 53870), (4210, 37709), (5387, 29470), (5894, 26935), (10774, 14735)]