25744740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{61297}}^1$

素因数の和:61316

約数の個数: 48

約数和(自身を含む): 82384512

約数和(自身を除く): 56639772

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, 61297, 122594, 183891, 245188, 306485, 367782, 429079, 612970, 735564, 858158, 919455, 1225940, 1287237, 1716316, 1838910, 2145395, 2574474, 3677820, 4290790, 5148948, 6436185, 8581580, 12872370, 25744740]

約数ペア:

[(1, 25744740), (2, 12872370), (3, 8581580), (4, 6436185), (5, 5148948), (6, 4290790), (7, 3677820), (10, 2574474), (12, 2145395), (14, 1838910), (15, 1716316), (20, 1287237), (21, 1225940), (28, 919455), (30, 858158), (35, 735564), (42, 612970), (60, 429079), (70, 367782), (84, 306485), (105, 245188), (140, 183891), (210, 122594), (420, 61297)]