64165780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{458327}}^1$

素因数の和:458343

約数の個数: 24

約数和(自身を含む): 153998208

約数和(自身を除く): 89832428

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 458327, 916654, 1833308, 2291635, 3208289, 4583270, 6416578, 9166540, 12833156, 16041445, 32082890, 64165780]

約数ペア:

[(1, 64165780), (2, 32082890), (4, 16041445), (5, 12833156), (7, 9166540), (10, 6416578), (14, 4583270), (20, 3208289), (28, 2291635), (35, 1833308), (70, 916654), (140, 458327)]