28805650

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{33889}}^1$

素因数の和:33918

約数の個数: 24

約数和(自身を含む): 56731860

約数和(自身を除く): 27926210

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 170, 425, 850, 33889, 67778, 169445, 338890, 576113, 847225, 1152226, 1694450, 2880565, 5761130, 14402825, 28805650]

約数ペア:

[(1, 28805650), (2, 14402825), (5, 5761130), (10, 2880565), (17, 1694450), (25, 1152226), (34, 847225), (50, 576113), (85, 338890), (170, 169445), (425, 67778), (850, 33889)]