142260400

素因数分解:

$2^4\times 5^2\times {\mathrm{355651}}^1$

素因数の和:355669

約数の個数: 30

約数和(自身を含む): 341781572

約数和(自身を除く): 199521172

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 355651, 711302, 1422604, 1778255, 2845208, 3556510, 5690416, 7113020, 8891275, 14226040, 17782550, 28452080, 35565100, 71130200, 142260400]

約数ペア:

[(1, 142260400), (2, 71130200), (4, 35565100), (5, 28452080), (8, 17782550), (10, 14226040), (16, 8891275), (20, 7113020), (25, 5690416), (40, 3556510), (50, 2845208), (80, 1778255), (100, 1422604), (200, 711302), (400, 355651)]