71288630

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{145487}}^1$

素因数の和:145508

約数の個数: 24

約数和(自身を含む): 149270688

約数和(自身を除く): 77982058

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 145487, 290974, 727435, 1018409, 1454870, 2036818, 5092045, 7128863, 10184090, 14257726, 35644315, 71288630]

約数ペア:

[(1, 71288630), (2, 35644315), (5, 14257726), (7, 10184090), (10, 7128863), (14, 5092045), (35, 2036818), (49, 1454870), (70, 1018409), (98, 727435), (245, 290974), (490, 145487)]