202017925

素因数分解:

$5^2\times {\mathrm{149}}^1\times {\mathrm{193}}^1\times {\mathrm{281}}^1$

素因数の和:633

約数の個数: 24

約数和(自身を含む): 254392200

約数和(自身を除く): 52374275

約数列:

[1, 5, 25, 149, 193, 281, 745, 965, 1405, 3725, 4825, 7025, 28757, 41869, 54233, 143785, 209345, 271165, 718925, 1046725, 1355825, 8080717, 40403585, 202017925]

約数ペア:

[(1, 202017925), (5, 40403585), (25, 8080717), (149, 1355825), (193, 1046725), (281, 718925), (745, 271165), (965, 209345), (1405, 143785), (3725, 54233), (4825, 41869), (7025, 28757)]