28451300

素因数分解:

$2^2\times 5^2\times {\mathrm{107}}^1\times {\mathrm{2659}}^1$

素因数の和:2780

約数の個数: 36

約数和(自身を含む): 62339760

約数和(自身を除く): 33888460

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 107, 214, 428, 535, 1070, 2140, 2659, 2675, 5318, 5350, 10636, 10700, 13295, 26590, 53180, 66475, 132950, 265900, 284513, 569026, 1138052, 1422565, 2845130, 5690260, 7112825, 14225650, 28451300]

約数ペア:

[(1, 28451300), (2, 14225650), (4, 7112825), (5, 5690260), (10, 2845130), (20, 1422565), (25, 1138052), (50, 569026), (100, 284513), (107, 265900), (214, 132950), (428, 66475), (535, 53180), (1070, 26590), (2140, 13295), (2659, 10700), (2675, 10636), (5318, 5350)]