12870125

素因数分解:

$5^3\times {\mathrm{19}}^1\times {\mathrm{5419}}^1$

素因数の和:5453

約数の個数: 16

約数和(自身を含む): 16910400

約数和(自身を除く): 4040275

約数列:

[1, 5, 19, 25, 95, 125, 475, 2375, 5419, 27095, 102961, 135475, 514805, 677375, 2574025, 12870125]

約数ペア:

[(1, 12870125), (5, 2574025), (19, 677375), (25, 514805), (95, 135475), (125, 102961), (475, 27095), (2375, 5419)]