25048065

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{643}}^1$

素因数の和:718

約数の個数: 48

約数和(自身を含む): 47573568

約数和(自身を除く): 22525503

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 53, 105, 147, 159, 245, 265, 371, 643, 735, 795, 1113, 1855, 1929, 2597, 3215, 4501, 5565, 7791, 9645, 12985, 13503, 22505, 31507, 34079, 38955, 67515, 94521, 102237, 157535, 170395, 238553, 472605, 511185, 715659, 1192765, 1669871, 3578295, 5009613, 8349355, 25048065]

約数ペア:

[(1, 25048065), (3, 8349355), (5, 5009613), (7, 3578295), (15, 1669871), (21, 1192765), (35, 715659), (49, 511185), (53, 472605), (105, 238553), (147, 170395), (159, 157535), (245, 102237), (265, 94521), (371, 67515), (643, 38955), (735, 34079), (795, 31507), (1113, 22505), (1855, 13503), (1929, 12985), (2597, 9645), (3215, 7791), (4501, 5565)]