28350350

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{81001}}^1$

素因数の和:81020

約数の個数: 24

約数和(自身を含む): 60265488

約数和(自身を除く): 31915138

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 175, 350, 81001, 162002, 405005, 567007, 810010, 1134014, 2025025, 2835035, 4050050, 5670070, 14175175, 28350350]

約数ペア:

[(1, 28350350), (2, 14175175), (5, 5670070), (7, 4050050), (10, 2835035), (14, 2025025), (25, 1134014), (35, 810010), (50, 567007), (70, 405005), (175, 162002), (350, 81001)]