28075925

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{2131}}^1$

素因数の和:2189

約数の個数: 24

約数和(自身を含む): 38068992

約数和(自身を除く): 9993067

約数列:

[1, 5, 17, 25, 31, 85, 155, 425, 527, 775, 2131, 2635, 10655, 13175, 36227, 53275, 66061, 181135, 330305, 905675, 1123037, 1651525, 5615185, 28075925]

約数ペア:

[(1, 28075925), (5, 5615185), (17, 1651525), (25, 1123037), (31, 905675), (85, 330305), (155, 181135), (425, 66061), (527, 53275), (775, 36227), (2131, 13175), (2635, 10655)]