66257480

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{72019}}^1$

素因数の和:72053

約数の個数: 32

約数和(自身を含む): 155563200

約数和(自身を除く): 89305720

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 72019, 144038, 288076, 360095, 576152, 720190, 1440380, 1656437, 2880760, 3312874, 6625748, 8282185, 13251496, 16564370, 33128740, 66257480]

約数ペア:

[(1, 66257480), (2, 33128740), (4, 16564370), (5, 13251496), (8, 8282185), (10, 6625748), (20, 3312874), (23, 2880760), (40, 1656437), (46, 1440380), (92, 720190), (115, 576152), (184, 360095), (230, 288076), (460, 144038), (920, 72019)]