77420672

素因数分解:

$2^7\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1217}}^1$

素因数の和:1309

約数の個数: 64

約数和(自身を含む): 178899840

約数和(自身を除く): 101479168

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 71, 112, 128, 142, 224, 284, 448, 497, 568, 896, 994, 1136, 1217, 1988, 2272, 2434, 3976, 4544, 4868, 7952, 8519, 9088, 9736, 15904, 17038, 19472, 31808, 34076, 38944, 63616, 68152, 77888, 86407, 136304, 155776, 172814, 272608, 345628, 545216, 604849, 691256, 1090432, 1209698, 1382512, 2419396, 2765024, 4838792, 5530048, 9677584, 11060096, 19355168, 38710336, 77420672]

約数ペア:

[(1, 77420672), (2, 38710336), (4, 19355168), (7, 11060096), (8, 9677584), (14, 5530048), (16, 4838792), (28, 2765024), (32, 2419396), (56, 1382512), (64, 1209698), (71, 1090432), (112, 691256), (128, 604849), (142, 545216), (224, 345628), (284, 272608), (448, 172814), (497, 155776), (568, 136304), (896, 86407), (994, 77888), (1136, 68152), (1217, 63616), (1988, 38944), (2272, 34076), (2434, 31808), (3976, 19472), (4544, 17038), (4868, 15904), (7952, 9736), (8519, 9088)]