25121665

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{337}}^1\times {\mathrm{877}}^1$

素因数の和:1236

約数の個数: 16

約数和(自身を含む): 32050512

約数和(自身を除く): 6928847

約数列:

[1, 5, 17, 85, 337, 877, 1685, 4385, 5729, 14909, 28645, 74545, 295549, 1477745, 5024333, 25121665]

約数ペア:

[(1, 25121665), (5, 5024333), (17, 1477745), (85, 295549), (337, 74545), (877, 28645), (1685, 14909), (4385, 5729)]