256225105

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{19963}}^1$

素因数の和:20136

約数の個数: 16

約数和(自身を含む): 327729024

約数和(自身を除く): 71503919

約数列:

[1, 5, 17, 85, 151, 755, 2567, 12835, 19963, 99815, 339371, 1696855, 3014413, 15072065, 51245021, 256225105]

約数ペア:

[(1, 256225105), (5, 51245021), (17, 15072065), (85, 3014413), (151, 1696855), (755, 339371), (2567, 99815), (12835, 19963)]