85820952280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{306503401}}^1$

素因数の和:306503419

約数の個数: 32

約数和(自身を含む): 220682449440

約数和(自身を除く): 134861497160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 306503401, 613006802, 1226013604, 1532517005, 2145523807, 2452027208, 3065034010, 4291047614, 6130068020, 8582095228, 10727619035, 12260136040, 17164190456, 21455238070, 42910476140, 85820952280]

約数ペア:

[(1, 85820952280), (2, 42910476140), (4, 21455238070), (5, 17164190456), (7, 12260136040), (8, 10727619035), (10, 8582095228), (14, 6130068020), (20, 4291047614), (28, 3065034010), (35, 2452027208), (40, 2145523807), (56, 1532517005), (70, 1226013604), (140, 613006802), (280, 306503401)]