25544820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{60821}}^1$

素因数の和:60840

約数の個数: 48

約数和(自身を含む): 81744768

約数和(自身を除く): 56199948

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 60821, 121642, 182463, 243284, 304105, 364926, 425747, 608210, 729852, 851494, 912315, 1216420, 1277241, 1702988, 1824630, 2128735, 2554482, 3649260, 4257470, 5108964, 6386205, 8514940, 12772410, 25544820]

約数ペア:

[(1, 25544820), (2, 12772410), (3, 8514940), (4, 6386205), (5, 5108964), (6, 4257470), (7, 3649260), (10, 2554482), (12, 2128735), (14, 1824630), (15, 1702988), (20, 1277241), (21, 1216420), (28, 912315), (30, 851494), (35, 729852), (42, 608210), (60, 425747), (70, 364926), (84, 304105), (105, 243284), (140, 182463), (210, 121642), (420, 60821)]