2030125

素因数分解:

$5^3\times {\mathrm{109}}^1\times {\mathrm{149}}^1$

素因数の和:273

約数の個数: 16

約数和(自身を含む): 2574000

約数和(自身を除く): 543875

約数列:

[1, 5, 25, 109, 125, 149, 545, 745, 2725, 3725, 13625, 16241, 18625, 81205, 406025, 2030125]

約数ペア:

[(1, 2030125), (5, 406025), (25, 81205), (109, 18625), (125, 16241), (149, 13625), (545, 3725), (745, 2725)]