30256400

素因数分解:

$2^4\times 5^2\times {\mathrm{75641}}^1$

素因数の和:75659

約数の個数: 30

約数和(自身を含む): 72691962

約数和(自身を除く): 42435562

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 75641, 151282, 302564, 378205, 605128, 756410, 1210256, 1512820, 1891025, 3025640, 3782050, 6051280, 7564100, 15128200, 30256400]

約数ペア:

[(1, 30256400), (2, 15128200), (4, 7564100), (5, 6051280), (8, 3782050), (10, 3025640), (16, 1891025), (20, 1512820), (25, 1210256), (40, 756410), (50, 605128), (80, 378205), (100, 302564), (200, 151282), (400, 75641)]