84100

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^2$

素因数の和:72

約数の個数: 27

約数和(自身を含む): 189007

約数和(自身を除く): 104907

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 100, 116, 145, 290, 580, 725, 841, 1450, 1682, 2900, 3364, 4205, 8410, 16820, 21025, 42050, 84100]

約数ペア:

[(1, 84100), (2, 42050), (4, 21025), (5, 16820), (10, 8410), (20, 4205), (25, 3364), (29, 2900), (50, 1682), (58, 1450), (100, 841), (116, 725), (145, 580)]