66545780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{475327}}^1$

素因数の和:475343

約数の個数: 24

約数和(自身を含む): 159710208

約数和(自身を除く): 93164428

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 475327, 950654, 1901308, 2376635, 3327289, 4753270, 6654578, 9506540, 13309156, 16636445, 33272890, 66545780]

約数ペア:

[(1, 66545780), (2, 33272890), (4, 16636445), (5, 13309156), (7, 9506540), (10, 6654578), (14, 4753270), (20, 3327289), (28, 2376635), (35, 1901308), (70, 950654), (140, 475327)]