53239225

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{12601}}^1$

素因数の和:12637

約数の個数: 18

約数和(自身を含む): 71491146

約数和(自身を除く): 18251921

約数列:

[1, 5, 13, 25, 65, 169, 325, 845, 4225, 12601, 63005, 163813, 315025, 819065, 2129569, 4095325, 10647845, 53239225]

約数ペア:

[(1, 53239225), (5, 10647845), (13, 4095325), (25, 2129569), (65, 819065), (169, 315025), (325, 163813), (845, 63005), (4225, 12601)]