5424025

素因数分解:

$5^2\times {\mathrm{19}}^2\times {\mathrm{601}}^1$

素因数の和:649

約数の個数: 18

約数和(自身を含む): 7110222

約数和(自身を除く): 1686197

約数列:

[1, 5, 19, 25, 95, 361, 475, 601, 1805, 3005, 9025, 11419, 15025, 57095, 216961, 285475, 1084805, 5424025]

約数ペア:

[(1, 5424025), (5, 1084805), (19, 285475), (25, 216961), (95, 57095), (361, 15025), (475, 11419), (601, 9025), (1805, 3005)]