218800

素因数分解:

$2^4\times 5^2\times {\mathrm{547}}^1$

素因数の和:565

約数の個数: 30

約数和(自身を含む): 526628

約数和(自身を除く): 307828

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 547, 1094, 2188, 2735, 4376, 5470, 8752, 10940, 13675, 21880, 27350, 43760, 54700, 109400, 218800]

約数ペア:

[(1, 218800), (2, 109400), (4, 54700), (5, 43760), (8, 27350), (10, 21880), (16, 13675), (20, 10940), (25, 8752), (40, 5470), (50, 4376), (80, 2735), (100, 2188), (200, 1094), (400, 547)]