86844100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{1279}}^1$

素因数の和:1397

約数の個数: 72

約数和(自身を含む): 217763840

約数和(自身を除く): 130919740

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 97, 100, 140, 175, 194, 350, 388, 485, 679, 700, 970, 1279, 1358, 1940, 2425, 2558, 2716, 3395, 4850, 5116, 6395, 6790, 8953, 9700, 12790, 13580, 16975, 17906, 25580, 31975, 33950, 35812, 44765, 63950, 67900, 89530, 124063, 127900, 179060, 223825, 248126, 447650, 496252, 620315, 868441, 895300, 1240630, 1736882, 2481260, 3101575, 3473764, 4342205, 6203150, 8684410, 12406300, 17368820, 21711025, 43422050, 86844100]

約数ペア:

[(1, 86844100), (2, 43422050), (4, 21711025), (5, 17368820), (7, 12406300), (10, 8684410), (14, 6203150), (20, 4342205), (25, 3473764), (28, 3101575), (35, 2481260), (50, 1736882), (70, 1240630), (97, 895300), (100, 868441), (140, 620315), (175, 496252), (194, 447650), (350, 248126), (388, 223825), (485, 179060), (679, 127900), (700, 124063), (970, 89530), (1279, 67900), (1358, 63950), (1940, 44765), (2425, 35812), (2558, 33950), (2716, 31975), (3395, 25580), (4850, 17906), (5116, 16975), (6395, 13580), (6790, 12790), (8953, 9700)]