26143025

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{449}}^1$

素因数の和:613

約数の個数: 24

約数和(自身を含む): 34651800

約数和(自身を除く): 8508775

約数列:

[1, 5, 17, 25, 85, 137, 425, 449, 685, 2245, 2329, 3425, 7633, 11225, 11645, 38165, 58225, 61513, 190825, 307565, 1045721, 1537825, 5228605, 26143025]

約数ペア:

[(1, 26143025), (5, 5228605), (17, 1537825), (25, 1045721), (85, 307565), (137, 190825), (425, 61513), (449, 58225), (685, 38165), (2245, 11645), (2329, 11225), (3425, 7633)]