81452745

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{2789}}^1$

素因数の和:2870

約数の個数: 48

約数和(自身を含む): 156686400

約数和(自身を除く): 75233655

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 59, 99, 165, 177, 295, 495, 531, 649, 885, 1947, 2655, 2789, 3245, 5841, 8367, 9735, 13945, 25101, 29205, 30679, 41835, 92037, 125505, 153395, 164551, 276111, 460185, 493653, 822755, 1380555, 1480959, 1810061, 2468265, 5430183, 7404795, 9050305, 16290549, 27150915, 81452745]

約数ペア:

[(1, 81452745), (3, 27150915), (5, 16290549), (9, 9050305), (11, 7404795), (15, 5430183), (33, 2468265), (45, 1810061), (55, 1480959), (59, 1380555), (99, 822755), (165, 493653), (177, 460185), (295, 276111), (495, 164551), (531, 153395), (649, 125505), (885, 92037), (1947, 41835), (2655, 30679), (2789, 29205), (3245, 25101), (5841, 13945), (8367, 9735)]