126670816

素因数分解:

$2^5\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{439}}^1$

素因数の和:647

約数の個数: 48

約数和(自身を含む): 255467520

約数和(自身を除く): 128796704

約数列:

[1, 2, 4, 8, 16, 32, 71, 127, 142, 254, 284, 439, 508, 568, 878, 1016, 1136, 1756, 2032, 2272, 3512, 4064, 7024, 9017, 14048, 18034, 31169, 36068, 55753, 62338, 72136, 111506, 124676, 144272, 223012, 249352, 288544, 446024, 498704, 892048, 997408, 1784096, 3958463, 7916926, 15833852, 31667704, 63335408, 126670816]

約数ペア:

[(1, 126670816), (2, 63335408), (4, 31667704), (8, 15833852), (16, 7916926), (32, 3958463), (71, 1784096), (127, 997408), (142, 892048), (254, 498704), (284, 446024), (439, 288544), (508, 249352), (568, 223012), (878, 144272), (1016, 124676), (1136, 111506), (1756, 72136), (2032, 62338), (2272, 55753), (3512, 36068), (4064, 31169), (7024, 18034), (9017, 14048)]