221600

素因数分解:

$2^5\times 5^2\times {\mathrm{277}}^1$

素因数の和:297

約数の個数: 36

約数和(自身を含む): 542934

約数和(自身を除く): 321334

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 277, 400, 554, 800, 1108, 1385, 2216, 2770, 4432, 5540, 6925, 8864, 11080, 13850, 22160, 27700, 44320, 55400, 110800, 221600]

約数ペア:

[(1, 221600), (2, 110800), (4, 55400), (5, 44320), (8, 27700), (10, 22160), (16, 13850), (20, 11080), (25, 8864), (32, 6925), (40, 5540), (50, 4432), (80, 2770), (100, 2216), (160, 1385), (200, 1108), (277, 800), (400, 554)]