78324400

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2543}}^1$

素因数の和:2579

約数の個数: 120

約数和(自身を含む): 234699264

約数和(自身を除く): 156374864

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 25, 28, 35, 40, 44, 50, 55, 56, 70, 77, 80, 88, 100, 110, 112, 140, 154, 175, 176, 200, 220, 275, 280, 308, 350, 385, 400, 440, 550, 560, 616, 700, 770, 880, 1100, 1232, 1400, 1540, 1925, 2200, 2543, 2800, 3080, 3850, 4400, 5086, 6160, 7700, 10172, 12715, 15400, 17801, 20344, 25430, 27973, 30800, 35602, 40688, 50860, 55946, 63575, 71204, 89005, 101720, 111892, 127150, 139865, 142408, 178010, 195811, 203440, 223784, 254300, 279730, 284816, 356020, 391622, 445025, 447568, 508600, 559460, 699325, 712040, 783244, 890050, 979055, 1017200, 1118920, 1398650, 1424080, 1566488, 1780100, 1958110, 2237840, 2797300, 3132976, 3560200, 3916220, 4895275, 5594600, 7120400, 7832440, 9790550, 11189200, 15664880, 19581100, 39162200, 78324400]

約数ペア:

[(1, 78324400), (2, 39162200), (4, 19581100), (5, 15664880), (7, 11189200), (8, 9790550), (10, 7832440), (11, 7120400), (14, 5594600), (16, 4895275), (20, 3916220), (22, 3560200), (25, 3132976), (28, 2797300), (35, 2237840), (40, 1958110), (44, 1780100), (50, 1566488), (55, 1424080), (56, 1398650), (70, 1118920), (77, 1017200), (80, 979055), (88, 890050), (100, 783244), (110, 712040), (112, 699325), (140, 559460), (154, 508600), (175, 447568), (176, 445025), (200, 391622), (220, 356020), (275, 284816), (280, 279730), (308, 254300), (350, 223784), (385, 203440), (400, 195811), (440, 178010), (550, 142408), (560, 139865), (616, 127150), (700, 111892), (770, 101720), (880, 89005), (1100, 71204), (1232, 63575), (1400, 55946), (1540, 50860), (1925, 40688), (2200, 35602), (2543, 30800), (2800, 27973), (3080, 25430), (3850, 20344), (4400, 17801), (5086, 15400), (6160, 12715), (7700, 10172)]