55722280

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{557}}^1$

素因数の和:670

約数の個数: 64

約数和(自身を含む): 130772880

約数和(自身を除く): 75050600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 61, 82, 122, 164, 205, 244, 305, 328, 410, 488, 557, 610, 820, 1114, 1220, 1640, 2228, 2440, 2501, 2785, 4456, 5002, 5570, 10004, 11140, 12505, 20008, 22280, 22837, 25010, 33977, 45674, 50020, 67954, 91348, 100040, 114185, 135908, 169885, 182696, 228370, 271816, 339770, 456740, 679540, 913480, 1359080, 1393057, 2786114, 5572228, 6965285, 11144456, 13930570, 27861140, 55722280]

約数ペア:

[(1, 55722280), (2, 27861140), (4, 13930570), (5, 11144456), (8, 6965285), (10, 5572228), (20, 2786114), (40, 1393057), (41, 1359080), (61, 913480), (82, 679540), (122, 456740), (164, 339770), (205, 271816), (244, 228370), (305, 182696), (328, 169885), (410, 135908), (488, 114185), (557, 100040), (610, 91348), (820, 67954), (1114, 50020), (1220, 45674), (1640, 33977), (2228, 25010), (2440, 22837), (2501, 22280), (2785, 20008), (4456, 12505), (5002, 11140), (5570, 10004)]