201072100

素因数分解:

$2^2\times 5^2\times {\mathrm{2010721}}^1$

素因数の和:2010735

約数の個数: 18

約数和(自身を含む): 436326674

約数和(自身を除く): 235254574

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 2010721, 4021442, 8042884, 10053605, 20107210, 40214420, 50268025, 100536050, 201072100]

約数ペア:

[(1, 201072100), (2, 100536050), (4, 50268025), (5, 40214420), (10, 20107210), (20, 10053605), (25, 8042884), (50, 4021442), (100, 2010721)]