19930825

素因数分解:

$5^2\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{163}}^1$

素因数の和:313

約数の個数: 24

約数和(自身を含む): 25582688

約数和(自身を除く): 5651863

約数列:

[1, 5, 25, 67, 73, 163, 335, 365, 815, 1675, 1825, 4075, 4891, 10921, 11899, 24455, 54605, 59495, 122275, 273025, 297475, 797233, 3986165, 19930825]

約数ペア:

[(1, 19930825), (5, 3986165), (25, 797233), (67, 297475), (73, 273025), (163, 122275), (335, 59495), (365, 54605), (815, 24455), (1675, 11899), (1825, 10921), (4075, 4891)]