200799860

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{63949}}^1$

素因数の和:64115

約数の個数: 24

約数和(自身を含む): 424372200

約数和(自身を除く): 223572340

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 628, 785, 1570, 3140, 63949, 127898, 255796, 319745, 639490, 1278980, 10039993, 20079986, 40159972, 50199965, 100399930, 200799860]

約数ペア:

[(1, 200799860), (2, 100399930), (4, 50199965), (5, 40159972), (10, 20079986), (20, 10039993), (157, 1278980), (314, 639490), (628, 319745), (785, 255796), (1570, 127898), (3140, 63949)]