81193772

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{80231}}^1$

素因数の和:80269

約数の個数: 24

約数和(自身を含む): 161747712

約数和(自身を除く): 80553940

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 92, 253, 506, 1012, 80231, 160462, 320924, 882541, 1765082, 1845313, 3530164, 3690626, 7381252, 20298443, 40596886, 81193772]

約数ペア:

[(1, 81193772), (2, 40596886), (4, 20298443), (11, 7381252), (22, 3690626), (23, 3530164), (44, 1845313), (46, 1765082), (92, 882541), (253, 320924), (506, 160462), (1012, 80231)]