66949805

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{163}}^1$

素因数の和:341

約数の個数: 32

約数和(自身を含む): 89268480

約数和(自身を除く): 22318675

約数列:

[1, 5, 13, 65, 71, 89, 163, 355, 445, 815, 923, 1157, 2119, 4615, 5785, 6319, 10595, 11573, 14507, 31595, 57865, 72535, 82147, 150449, 188591, 410735, 752245, 942955, 1029997, 5149985, 13389961, 66949805]

約数ペア:

[(1, 66949805), (5, 13389961), (13, 5149985), (65, 1029997), (71, 942955), (89, 752245), (163, 410735), (355, 188591), (445, 150449), (815, 82147), (923, 72535), (1157, 57865), (2119, 31595), (4615, 14507), (5785, 11573), (6319, 10595)]