27165025

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{421}}^1$

素因数の和:549

約数の個数: 24

約数和(自身を含む): 35321400

約数和(自身を除く): 8156375

約数列:

[1, 5, 25, 29, 89, 145, 421, 445, 725, 2105, 2225, 2581, 10525, 12209, 12905, 37469, 61045, 64525, 187345, 305225, 936725, 1086601, 5433005, 27165025]

約数ペア:

[(1, 27165025), (5, 5433005), (25, 1086601), (29, 936725), (89, 305225), (145, 187345), (421, 64525), (445, 61045), (725, 37469), (2105, 12905), (2225, 12209), (2581, 10525)]