20199709925

素因数分解:

$5^2\times {\mathrm{271}}^1\times {\mathrm{349}}^1\times {\mathrm{8543}}^1$

素因数の和:9173

約数の個数: 24

約数和(自身を含む): 25215052800

約数和(自身を除く): 5015342875

約数列:

[1, 5, 25, 271, 349, 1355, 1745, 6775, 8543, 8725, 42715, 94579, 213575, 472895, 2315153, 2364475, 2981507, 11575765, 14907535, 57878825, 74537675, 807988397, 4039941985, 20199709925]

約数ペア:

[(1, 20199709925), (5, 4039941985), (25, 807988397), (271, 74537675), (349, 57878825), (1355, 14907535), (1745, 11575765), (6775, 2981507), (8543, 2364475), (8725, 2315153), (42715, 472895), (94579, 213575)]