142000568

素因数分解:

$2^3\times {\mathrm{53}}^2\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:272

約数の個数: 48

約数和(自身を含む): 278283600

約数和(自身を除く): 136283032

約数列:

[1, 2, 4, 8, 53, 71, 89, 106, 142, 178, 212, 284, 356, 424, 568, 712, 2809, 3763, 4717, 5618, 6319, 7526, 9434, 11236, 12638, 15052, 18868, 22472, 25276, 30104, 37736, 50552, 199439, 250001, 334907, 398878, 500002, 669814, 797756, 1000004, 1339628, 1595512, 2000008, 2679256, 17750071, 35500142, 71000284, 142000568]

約数ペア:

[(1, 142000568), (2, 71000284), (4, 35500142), (8, 17750071), (53, 2679256), (71, 2000008), (89, 1595512), (106, 1339628), (142, 1000004), (178, 797756), (212, 669814), (284, 500002), (356, 398878), (424, 334907), (568, 250001), (712, 199439), (2809, 50552), (3763, 37736), (4717, 30104), (5618, 25276), (6319, 22472), (7526, 18868), (9434, 15052), (11236, 12638)]