200900890

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{282959}}^1$

素因数の和:283037

約数の個数: 16

約数和(自身を含む): 366716160

約数和(自身を除く): 165815270

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 282959, 565918, 1414795, 2829590, 20090089, 40180178, 100450445, 200900890]

約数ペア:

[(1, 200900890), (2, 100450445), (5, 40180178), (10, 20090089), (71, 2829590), (142, 1414795), (355, 565918), (710, 282959)]