28025050

素因数分解:

$2^1\times 5^2\times {\mathrm{560501}}^1$

素因数の和:560513

約数の個数: 12

約数和(自身を含む): 52126686

約数和(自身を除く): 24101636

約数列:

[1, 2, 5, 10, 25, 50, 560501, 1121002, 2802505, 5605010, 14012525, 28025050]

約数ペア:

[(1, 28025050), (2, 14012525), (5, 5605010), (10, 2802505), (25, 1121002), (50, 560501)]