66489850

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{271}}^1\times {\mathrm{701}}^1$

素因数の和:991

約数の個数: 48

約数和(自身を含む): 142062336

約数和(自身を除く): 75572486

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 175, 271, 350, 542, 701, 1355, 1402, 1897, 2710, 3505, 3794, 4907, 6775, 7010, 9485, 9814, 13550, 17525, 18970, 24535, 35050, 47425, 49070, 94850, 122675, 189971, 245350, 379942, 949855, 1329797, 1899710, 2659594, 4749275, 6648985, 9498550, 13297970, 33244925, 66489850]

約数ペア:

[(1, 66489850), (2, 33244925), (5, 13297970), (7, 9498550), (10, 6648985), (14, 4749275), (25, 2659594), (35, 1899710), (50, 1329797), (70, 949855), (175, 379942), (271, 245350), (350, 189971), (542, 122675), (701, 94850), (1355, 49070), (1402, 47425), (1897, 35050), (2710, 24535), (3505, 18970), (3794, 17525), (4907, 13550), (6775, 9814), (7010, 9485)]