259093025

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{2741}}^1$

素因数の和:2969

約数の個数: 24

約数和(自身を含む): 340008000

約数和(自身を除く): 80914975

約数列:

[1, 5, 19, 25, 95, 199, 475, 995, 2741, 3781, 4975, 13705, 18905, 52079, 68525, 94525, 260395, 545459, 1301975, 2727295, 10363721, 13636475, 51818605, 259093025]

約数ペア:

[(1, 259093025), (5, 51818605), (19, 13636475), (25, 10363721), (95, 2727295), (199, 1301975), (475, 545459), (995, 260395), (2741, 94525), (3781, 68525), (4975, 52079), (13705, 18905)]