64134800

素因数分解:

$2^4\times 5^2\times {\mathrm{223}}^1\times {\mathrm{719}}^1$

素因数の和:960

約数の個数: 60

約数和(自身を含む): 154990080

約数和(自身を除く): 90855280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 223, 400, 446, 719, 892, 1115, 1438, 1784, 2230, 2876, 3568, 3595, 4460, 5575, 5752, 7190, 8920, 11150, 11504, 14380, 17840, 17975, 22300, 28760, 35950, 44600, 57520, 71900, 89200, 143800, 160337, 287600, 320674, 641348, 801685, 1282696, 1603370, 2565392, 3206740, 4008425, 6413480, 8016850, 12826960, 16033700, 32067400, 64134800]

約数ペア:

[(1, 64134800), (2, 32067400), (4, 16033700), (5, 12826960), (8, 8016850), (10, 6413480), (16, 4008425), (20, 3206740), (25, 2565392), (40, 1603370), (50, 1282696), (80, 801685), (100, 641348), (200, 320674), (223, 287600), (400, 160337), (446, 143800), (719, 89200), (892, 71900), (1115, 57520), (1438, 44600), (1784, 35950), (2230, 28760), (2876, 22300), (3568, 17975), (3595, 17840), (4460, 14380), (5575, 11504), (5752, 11150), (7190, 8920)]