28451595650

素因数分解:

$2^1\times 5^2\times {\mathrm{89}}^1\times {\mathrm{6393617}}^1$

素因数の和:6393718

約数の個数: 24

約数和(自身を含む): 53514582660

約数和(自身を除く): 25062987010

約数列:

[1, 2, 5, 10, 25, 50, 89, 178, 445, 890, 2225, 4450, 6393617, 12787234, 31968085, 63936170, 159840425, 319680850, 569031913, 1138063826, 2845159565, 5690319130, 14225797825, 28451595650]

約数ペア:

[(1, 28451595650), (2, 14225797825), (5, 5690319130), (10, 2845159565), (25, 1138063826), (50, 569031913), (89, 319680850), (178, 159840425), (445, 63936170), (890, 31968085), (2225, 12787234), (4450, 6393617)]