149803775

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{3919}}^1$

素因数の和:4079

約数の個数: 24

約数和(自身を含む): 204153600

約数和(自身を除く): 54349825

約数列:

[1, 5, 11, 25, 55, 139, 275, 695, 1529, 3475, 3919, 7645, 19595, 38225, 43109, 97975, 215545, 544741, 1077725, 2723705, 5992151, 13618525, 29960755, 149803775]

約数ペア:

[(1, 149803775), (5, 29960755), (11, 13618525), (25, 5992151), (55, 2723705), (139, 1077725), (275, 544741), (695, 215545), (1529, 97975), (3475, 43109), (3919, 38225), (7645, 19595)]