85021160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{303647}}^1$

素因数の和:303665

約数の個数: 32

約数和(自身を含む): 218626560

約数和(自身を除く): 133605400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 303647, 607294, 1214588, 1518235, 2125529, 2429176, 3036470, 4251058, 6072940, 8502116, 10627645, 12145880, 17004232, 21255290, 42510580, 85021160]

約数ペア:

[(1, 85021160), (2, 42510580), (4, 21255290), (5, 17004232), (7, 12145880), (8, 10627645), (10, 8502116), (14, 6072940), (20, 4251058), (28, 3036470), (35, 2429176), (40, 2125529), (56, 1518235), (70, 1214588), (140, 607294), (280, 303647)]