172105825

素因数分解:

$5^2\times {\mathrm{223}}^1\times {\mathrm{30871}}^1$

素因数の和:31104

約数の個数: 12

約数和(自身を含む): 214375168

約数和(自身を除く): 42269343

約数列:

[1, 5, 25, 223, 1115, 5575, 30871, 154355, 771775, 6884233, 34421165, 172105825]

約数ペア:

[(1, 172105825), (5, 34421165), (25, 6884233), (223, 771775), (1115, 154355), (5575, 30871)]