205142005

素因数分解:

$5^1\times {\mathrm{107}}^1\times {\mathrm{307}}^1\times {\mathrm{1249}}^1$

素因数の和:1668

約数の個数: 16

約数和(自身を含む): 249480000

約数和(自身を除く): 44337995

約数列:

[1, 5, 107, 307, 535, 1249, 1535, 6245, 32849, 133643, 164245, 383443, 668215, 1917215, 41028401, 205142005]

約数ペア:

[(1, 205142005), (5, 41028401), (107, 1917215), (307, 668215), (535, 383443), (1249, 164245), (1535, 133643), (6245, 32849)]