250005380

素因数分解:

$2^2\times 5^1\times {\mathrm{1283}}^1\times {\mathrm{9743}}^1$

素因数の和:11035

約数の個数: 24

約数和(自身を含む): 525474432

約数和(自身を除く): 275469052

約数列:

[1, 2, 4, 5, 10, 20, 1283, 2566, 5132, 6415, 9743, 12830, 19486, 25660, 38972, 48715, 97430, 194860, 12500269, 25000538, 50001076, 62501345, 125002690, 250005380]

約数ペア:

[(1, 250005380), (2, 125002690), (4, 62501345), (5, 50001076), (10, 25000538), (20, 12500269), (1283, 194860), (2566, 97430), (5132, 48715), (6415, 38972), (9743, 25660), (12830, 19486)]