25454740

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{13121}}^1$

素因数の和:13227

約数の個数: 24

約数和(自身を含む): 54010152

約数和(自身を除く): 28555412

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 13121, 26242, 52484, 65605, 131210, 262420, 1272737, 2545474, 5090948, 6363685, 12727370, 25454740]

約数ペア:

[(1, 25454740), (2, 12727370), (4, 6363685), (5, 5090948), (10, 2545474), (20, 1272737), (97, 262420), (194, 131210), (388, 65605), (485, 52484), (970, 26242), (1940, 13121)]