71861975

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{353}}^1\times {\mathrm{479}}^1$

素因数の和:859

約数の個数: 24

約数和(自身を含む): 94815360

約数和(自身を除く): 22953385

約数列:

[1, 5, 17, 25, 85, 353, 425, 479, 1765, 2395, 6001, 8143, 8825, 11975, 30005, 40715, 150025, 169087, 203575, 845435, 2874479, 4227175, 14372395, 71861975]

約数ペア:

[(1, 71861975), (5, 14372395), (17, 4227175), (25, 2874479), (85, 845435), (353, 203575), (425, 169087), (479, 150025), (1765, 40715), (2395, 30005), (6001, 11975), (8143, 8825)]