218102425

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{373}}^1\times {\mathrm{1231}}^1$

素因数の和:1633

約数の個数: 24

約数和(自身を含む): 285676160

約数和(自身を除く): 67573735

約数列:

[1, 5, 19, 25, 95, 373, 475, 1231, 1865, 6155, 7087, 9325, 23389, 30775, 35435, 116945, 177175, 459163, 584725, 2295815, 8724097, 11479075, 43620485, 218102425]

約数ペア:

[(1, 218102425), (5, 43620485), (19, 11479075), (25, 8724097), (95, 2295815), (373, 584725), (475, 459163), (1231, 177175), (1865, 116945), (6155, 35435), (7087, 30775), (9325, 23389)]