25369565

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{607}}^1\times {\mathrm{643}}^1$

素因数の和:1268

約数の個数: 16

約数和(自身を含む): 32890368

約数和(自身を除く): 7520803

約数列:

[1, 5, 13, 65, 607, 643, 3035, 3215, 7891, 8359, 39455, 41795, 390301, 1951505, 5073913, 25369565]

約数ペア:

[(1, 25369565), (5, 5073913), (13, 1951505), (65, 390301), (607, 41795), (643, 39455), (3035, 8359), (3215, 7891)]