55780700

素因数分解:

$2^2\times 5^2\times {\mathrm{139}}^1\times {\mathrm{4013}}^1$

素因数の和:4166

約数の個数: 36

約数和(自身を含む): 121945320

約数和(自身を除く): 66164620

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 139, 278, 556, 695, 1390, 2780, 3475, 4013, 6950, 8026, 13900, 16052, 20065, 40130, 80260, 100325, 200650, 401300, 557807, 1115614, 2231228, 2789035, 5578070, 11156140, 13945175, 27890350, 55780700]

約数ペア:

[(1, 55780700), (2, 27890350), (4, 13945175), (5, 11156140), (10, 5578070), (20, 2789035), (25, 2231228), (50, 1115614), (100, 557807), (139, 401300), (278, 200650), (556, 100325), (695, 80260), (1390, 40130), (2780, 20065), (3475, 16052), (4013, 13900), (6950, 8026)]