12802700

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^2\times {\mathrm{443}}^1$

素因数の和:491

約数の個数: 54

約数和(自身を含む): 29578836

約数和(自身を除く): 16776136

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 170, 289, 340, 425, 443, 578, 850, 886, 1156, 1445, 1700, 1772, 2215, 2890, 4430, 5780, 7225, 7531, 8860, 11075, 14450, 15062, 22150, 28900, 30124, 37655, 44300, 75310, 128027, 150620, 188275, 256054, 376550, 512108, 640135, 753100, 1280270, 2560540, 3200675, 6401350, 12802700]

約数ペア:

[(1, 12802700), (2, 6401350), (4, 3200675), (5, 2560540), (10, 1280270), (17, 753100), (20, 640135), (25, 512108), (34, 376550), (50, 256054), (68, 188275), (85, 150620), (100, 128027), (170, 75310), (289, 44300), (340, 37655), (425, 30124), (443, 28900), (578, 22150), (850, 15062), (886, 14450), (1156, 11075), (1445, 8860), (1700, 7531), (1772, 7225), (2215, 5780), (2890, 4430)]