227709710

素因数分解:

$2^1\times 5^1\times {\mathrm{251}}^1\times {\mathrm{257}}^1\times {\mathrm{353}}^1$

素因数の和:868

約数の個数: 32

約数和(自身を含む): 414281952

約数和(自身を除く): 186572242

約数列:

[1, 2, 5, 10, 251, 257, 353, 502, 514, 706, 1255, 1285, 1765, 2510, 2570, 3530, 64507, 88603, 90721, 129014, 177206, 181442, 322535, 443015, 453605, 645070, 886030, 907210, 22770971, 45541942, 113854855, 227709710]

約数ペア:

[(1, 227709710), (2, 113854855), (5, 45541942), (10, 22770971), (251, 907210), (257, 886030), (353, 645070), (502, 453605), (514, 443015), (706, 322535), (1255, 181442), (1285, 177206), (1765, 129014), (2510, 90721), (2570, 88603), (3530, 64507)]