25981865

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3359}}^1$

素因数の和:3401

約数の個数: 32

約数和(自身を含む): 40642560

約数和(自身を除く): 14660695

約数列:

[1, 5, 7, 13, 17, 35, 65, 85, 91, 119, 221, 455, 595, 1105, 1547, 3359, 7735, 16795, 23513, 43667, 57103, 117565, 218335, 285515, 305669, 399721, 742339, 1528345, 1998605, 3711695, 5196373, 25981865]

約数ペア:

[(1, 25981865), (5, 5196373), (7, 3711695), (13, 1998605), (17, 1528345), (35, 742339), (65, 399721), (85, 305669), (91, 285515), (119, 218335), (221, 117565), (455, 57103), (595, 43667), (1105, 23513), (1547, 16795), (3359, 7735)]