53285540

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{4943}}^1$

素因数の和:4977

約数の個数: 72

約数和(自身を含む): 142031232

約数和(自身を除く): 88745692

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 140, 154, 196, 220, 245, 308, 385, 490, 539, 770, 980, 1078, 1540, 2156, 2695, 4943, 5390, 9886, 10780, 19772, 24715, 34601, 49430, 54373, 69202, 98860, 108746, 138404, 173005, 217492, 242207, 271865, 346010, 380611, 484414, 543730, 692020, 761222, 968828, 1087460, 1211035, 1522444, 1903055, 2422070, 2664277, 3806110, 4844140, 5328554, 7612220, 10657108, 13321385, 26642770, 53285540]

約数ペア:

[(1, 53285540), (2, 26642770), (4, 13321385), (5, 10657108), (7, 7612220), (10, 5328554), (11, 4844140), (14, 3806110), (20, 2664277), (22, 2422070), (28, 1903055), (35, 1522444), (44, 1211035), (49, 1087460), (55, 968828), (70, 761222), (77, 692020), (98, 543730), (110, 484414), (140, 380611), (154, 346010), (196, 271865), (220, 242207), (245, 217492), (308, 173005), (385, 138404), (490, 108746), (539, 98860), (770, 69202), (980, 54373), (1078, 49430), (1540, 34601), (2156, 24715), (2695, 19772), (4943, 10780), (5390, 9886)]