4720075

素因数分解:

$5^2\times {\mathrm{19}}^2\times {\mathrm{523}}^1$

素因数の和:571

約数の個数: 18

約数和(自身を含む): 6188964

約数和(自身を除く): 1468889

約数列:

[1, 5, 19, 25, 95, 361, 475, 523, 1805, 2615, 9025, 9937, 13075, 49685, 188803, 248425, 944015, 4720075]

約数ペア:

[(1, 4720075), (5, 944015), (19, 248425), (25, 188803), (95, 49685), (361, 13075), (475, 9937), (523, 9025), (1805, 2615)]