78845245

素因数分解:

$5^1\times {\mathrm{31}}^2\times {\mathrm{61}}^1\times {\mathrm{269}}^1$

素因数の和:397

約数の個数: 24

約数和(自身を含む): 99736920

約数和(自身を除く): 20891675

約数列:

[1, 5, 31, 61, 155, 269, 305, 961, 1345, 1891, 4805, 8339, 9455, 16409, 41695, 58621, 82045, 258509, 293105, 508679, 1292545, 2543395, 15769049, 78845245]

約数ペア:

[(1, 78845245), (5, 15769049), (31, 2543395), (61, 1292545), (155, 508679), (269, 293105), (305, 258509), (961, 82045), (1345, 58621), (1891, 41695), (4805, 16409), (8339, 9455)]