68137216

素因数分解:

$2^8\times 7^1\times {\mathrm{47}}^1\times {\mathrm{809}}^1$

素因数の和:879

約数の個数: 72

約数和(自身を含む): 158941440

約数和(自身を除く): 90804224

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 47, 56, 64, 94, 112, 128, 188, 224, 256, 329, 376, 448, 658, 752, 809, 896, 1316, 1504, 1618, 1792, 2632, 3008, 3236, 5264, 5663, 6016, 6472, 10528, 11326, 12032, 12944, 21056, 22652, 25888, 38023, 42112, 45304, 51776, 76046, 84224, 90608, 103552, 152092, 181216, 207104, 266161, 304184, 362432, 532322, 608368, 724864, 1064644, 1216736, 1449728, 2129288, 2433472, 4258576, 4866944, 8517152, 9733888, 17034304, 34068608, 68137216]

約数ペア:

[(1, 68137216), (2, 34068608), (4, 17034304), (7, 9733888), (8, 8517152), (14, 4866944), (16, 4258576), (28, 2433472), (32, 2129288), (47, 1449728), (56, 1216736), (64, 1064644), (94, 724864), (112, 608368), (128, 532322), (188, 362432), (224, 304184), (256, 266161), (329, 207104), (376, 181216), (448, 152092), (658, 103552), (752, 90608), (809, 84224), (896, 76046), (1316, 51776), (1504, 45304), (1618, 42112), (1792, 38023), (2632, 25888), (3008, 22652), (3236, 21056), (5264, 12944), (5663, 12032), (6016, 11326), (6472, 10528)]