26880650

素因数分解:

$2^1\times 5^2\times {\mathrm{197}}^1\times {\mathrm{2729}}^1$

素因数の和:2938

約数の個数: 24

約数和(自身を含む): 50270220

約数和(自身を除く): 23389570

約数列:

[1, 2, 5, 10, 25, 50, 197, 394, 985, 1970, 2729, 4925, 5458, 9850, 13645, 27290, 68225, 136450, 537613, 1075226, 2688065, 5376130, 13440325, 26880650]

約数ペア:

[(1, 26880650), (2, 13440325), (5, 5376130), (10, 2688065), (25, 1075226), (50, 537613), (197, 136450), (394, 68225), (985, 27290), (1970, 13645), (2729, 9850), (4925, 5458)]