25212400

素因数分解:

$2^4\times 5^2\times {\mathrm{63031}}^1$

素因数の和:63049

約数の個数: 30

約数和(自身を含む): 60573752

約数和(自身を除く): 35361352

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 63031, 126062, 252124, 315155, 504248, 630310, 1008496, 1260620, 1575775, 2521240, 3151550, 5042480, 6303100, 12606200, 25212400]

約数ペア:

[(1, 25212400), (2, 12606200), (4, 6303100), (5, 5042480), (8, 3151550), (10, 2521240), (16, 1575775), (20, 1260620), (25, 1008496), (40, 630310), (50, 504248), (80, 315155), (100, 252124), (200, 126062), (400, 63031)]