201531725

素因数分解:

$5^2\times {\mathrm{71}}^1\times {\mathrm{113539}}^1$

素因数の和:113620

約数の個数: 12

約数和(自身を含む): 253421280

約数和(自身を除く): 51889555

約数列:

[1, 5, 25, 71, 355, 1775, 113539, 567695, 2838475, 8061269, 40306345, 201531725]

約数ペア:

[(1, 201531725), (5, 40306345), (25, 8061269), (71, 2838475), (355, 567695), (1775, 113539)]