551428130

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{1597}}^1$

素因数の和:1731

約数の個数: 64

約数和(自身を含む): 1123867008

約数和(自身を除く): 572438878

約数列:

[1, 2, 5, 10, 11, 22, 43, 55, 73, 86, 110, 146, 215, 365, 430, 473, 730, 803, 946, 1597, 1606, 2365, 3139, 3194, 4015, 4730, 6278, 7985, 8030, 15695, 15970, 17567, 31390, 34529, 35134, 68671, 69058, 87835, 116581, 137342, 172645, 175670, 233162, 343355, 345290, 582905, 686710, 755381, 1165810, 1282391, 1510762, 2564782, 3776905, 5012983, 6411955, 7553810, 10025966, 12823910, 25064915, 50129830, 55142813, 110285626, 275714065, 551428130]

約数ペア:

[(1, 551428130), (2, 275714065), (5, 110285626), (10, 55142813), (11, 50129830), (22, 25064915), (43, 12823910), (55, 10025966), (73, 7553810), (86, 6411955), (110, 5012983), (146, 3776905), (215, 2564782), (365, 1510762), (430, 1282391), (473, 1165810), (730, 755381), (803, 686710), (946, 582905), (1597, 345290), (1606, 343355), (2365, 233162), (3139, 175670), (3194, 172645), (4015, 137342), (4730, 116581), (6278, 87835), (7985, 69058), (8030, 68671), (15695, 35134), (15970, 34529), (17567, 31390)]