201562505

素因数分解:

$5^1\times {\mathrm{181}}^1\times {\mathrm{283}}^1\times {\mathrm{787}}^1$

素因数の和:1256

約数の個数: 16

約数和(自身を含む): 244380864

約数和(自身を除く): 42818359

約数列:

[1, 5, 181, 283, 787, 905, 1415, 3935, 51223, 142447, 222721, 256115, 712235, 1113605, 40312501, 201562505]

約数ペア:

[(1, 201562505), (5, 40312501), (181, 1113605), (283, 712235), (787, 256115), (905, 222721), (1415, 142447), (3935, 51223)]