55608400

素因数分解:

$2^4\times 5^2\times {\mathrm{139021}}^1$

素因数の和:139039

約数の個数: 30

約数和(自身を含む): 133600142

約数和(自身を除く): 77991742

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 139021, 278042, 556084, 695105, 1112168, 1390210, 2224336, 2780420, 3475525, 5560840, 6951050, 11121680, 13902100, 27804200, 55608400]

約数ペア:

[(1, 55608400), (2, 27804200), (4, 13902100), (5, 11121680), (8, 6951050), (10, 5560840), (16, 3475525), (20, 2780420), (25, 2224336), (40, 1390210), (50, 1112168), (80, 695105), (100, 556084), (200, 278042), (400, 139021)]