12688900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{18127}}^1$

素因数の和:18148

約数の個数: 36

約数和(自身を含む): 31470208

約数和(自身を除く): 18781308

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 700, 18127, 36254, 72508, 90635, 126889, 181270, 253778, 362540, 453175, 507556, 634445, 906350, 1268890, 1812700, 2537780, 3172225, 6344450, 12688900]

約数ペア:

[(1, 12688900), (2, 6344450), (4, 3172225), (5, 2537780), (7, 1812700), (10, 1268890), (14, 906350), (20, 634445), (25, 507556), (28, 453175), (35, 362540), (50, 253778), (70, 181270), (100, 126889), (140, 90635), (175, 72508), (350, 36254), (700, 18127)]