216800

素因数分解:

$2^5\times 5^2\times {\mathrm{271}}^1$

素因数の和:291

約数の個数: 36

約数和(自身を含む): 531216

約数和(自身を除く): 314416

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 271, 400, 542, 800, 1084, 1355, 2168, 2710, 4336, 5420, 6775, 8672, 10840, 13550, 21680, 27100, 43360, 54200, 108400, 216800]

約数ペア:

[(1, 216800), (2, 108400), (4, 54200), (5, 43360), (8, 27100), (10, 21680), (16, 13550), (20, 10840), (25, 8672), (32, 6775), (40, 5420), (50, 4336), (80, 2710), (100, 2168), (160, 1355), (200, 1084), (271, 800), (400, 542)]