25430150

素因数分解:

$2^1\times 5^2\times {\mathrm{257}}^1\times {\mathrm{1979}}^1$

素因数の和:2248

約数の個数: 24

約数和(自身を含む): 47508120

約数和(自身を除く): 22077970

約数列:

[1, 2, 5, 10, 25, 50, 257, 514, 1285, 1979, 2570, 3958, 6425, 9895, 12850, 19790, 49475, 98950, 508603, 1017206, 2543015, 5086030, 12715075, 25430150]

約数ペア:

[(1, 25430150), (2, 12715075), (5, 5086030), (10, 2543015), (25, 1017206), (50, 508603), (257, 98950), (514, 49475), (1285, 19790), (1979, 12850), (2570, 9895), (3958, 6425)]