25685205

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{607}}^1$

素因数の和:666

約数の個数: 64

約数和(自身を含む): 52297728

約数和(自身を除く): 26612523

約数列:

[1, 3, 5, 7, 13, 15, 21, 31, 35, 39, 65, 91, 93, 105, 155, 195, 217, 273, 403, 455, 465, 607, 651, 1085, 1209, 1365, 1821, 2015, 2821, 3035, 3255, 4249, 6045, 7891, 8463, 9105, 12747, 14105, 18817, 21245, 23673, 39455, 42315, 55237, 56451, 63735, 94085, 118365, 131719, 165711, 244621, 276185, 282255, 395157, 658595, 733863, 828555, 1223105, 1712347, 1975785, 3669315, 5137041, 8561735, 25685205]

約数ペア:

[(1, 25685205), (3, 8561735), (5, 5137041), (7, 3669315), (13, 1975785), (15, 1712347), (21, 1223105), (31, 828555), (35, 733863), (39, 658595), (65, 395157), (91, 282255), (93, 276185), (105, 244621), (155, 165711), (195, 131719), (217, 118365), (273, 94085), (403, 63735), (455, 56451), (465, 55237), (607, 42315), (651, 39455), (1085, 23673), (1209, 21245), (1365, 18817), (1821, 14105), (2015, 12747), (2821, 9105), (3035, 8463), (3255, 7891), (4249, 6045)]