19795655225

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{1153}}^1\times {\mathrm{15971}}^1$

素因数の和:17177

約数の個数: 24

約数和(自身を含む): 25140822432

約数和(自身を除く): 5345167207

約数列:

[1, 5, 25, 43, 215, 1075, 1153, 5765, 15971, 28825, 49579, 79855, 247895, 399275, 686753, 1239475, 3433765, 17168825, 18414563, 92072815, 460364075, 791826209, 3959131045, 19795655225]

約数ペア:

[(1, 19795655225), (5, 3959131045), (25, 791826209), (43, 460364075), (215, 92072815), (1075, 18414563), (1153, 17168825), (5765, 3433765), (15971, 1239475), (28825, 686753), (49579, 399275), (79855, 247895)]