25651895

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{6421}}^1$

素因数の和:6490

約数の個数: 16

約数和(自身を含む): 33291648

約数和(自身を除く): 7639753

約数列:

[1, 5, 17, 47, 85, 235, 799, 3995, 6421, 32105, 109157, 301787, 545785, 1508935, 5130379, 25651895]

約数ペア:

[(1, 25651895), (5, 5130379), (17, 1508935), (47, 545785), (85, 301787), (235, 109157), (799, 32105), (3995, 6421)]