80577840

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{47963}}^1$

素因数の和:47986

約数の個数: 80

約数和(自身を含む): 285481728

約数和(自身を除く): 204903888

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 47963, 95926, 143889, 191852, 239815, 287778, 335741, 383704, 479630, 575556, 671482, 719445, 767408, 959260, 1007223, 1151112, 1342964, 1438890, 1678705, 1918520, 2014446, 2302224, 2685928, 2877780, 3357410, 3837040, 4028892, 5036115, 5371856, 5755560, 6714820, 8057784, 10072230, 11511120, 13429640, 16115568, 20144460, 26859280, 40288920, 80577840]

約数ペア:

[(1, 80577840), (2, 40288920), (3, 26859280), (4, 20144460), (5, 16115568), (6, 13429640), (7, 11511120), (8, 10072230), (10, 8057784), (12, 6714820), (14, 5755560), (15, 5371856), (16, 5036115), (20, 4028892), (21, 3837040), (24, 3357410), (28, 2877780), (30, 2685928), (35, 2302224), (40, 2014446), (42, 1918520), (48, 1678705), (56, 1438890), (60, 1342964), (70, 1151112), (80, 1007223), (84, 959260), (105, 767408), (112, 719445), (120, 671482), (140, 575556), (168, 479630), (210, 383704), (240, 335741), (280, 287778), (336, 239815), (420, 191852), (560, 143889), (840, 95926), (1680, 47963)]