306071825

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{337}}^1\times {\mathrm{2137}}^1$

素因数の和:2501

約数の個数: 24

約数和(自身を含む): 403235352

約数和(自身を除く): 97163527

約数列:

[1, 5, 17, 25, 85, 337, 425, 1685, 2137, 5729, 8425, 10685, 28645, 36329, 53425, 143225, 181645, 720169, 908225, 3600845, 12242873, 18004225, 61214365, 306071825]

約数ペア:

[(1, 306071825), (5, 61214365), (17, 18004225), (25, 12242873), (85, 3600845), (337, 908225), (425, 720169), (1685, 181645), (2137, 143225), (5729, 53425), (8425, 36329), (10685, 28645)]