66957328

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{269}}^1\times {\mathrm{331}}^1$

素因数の和:655

約数の個数: 40

約数和(自身を含む): 133384320

約数和(自身を除く): 66426992

約数列:

[1, 2, 4, 8, 16, 47, 94, 188, 269, 331, 376, 538, 662, 752, 1076, 1324, 2152, 2648, 4304, 5296, 12643, 15557, 25286, 31114, 50572, 62228, 89039, 101144, 124456, 178078, 202288, 248912, 356156, 712312, 1424624, 4184833, 8369666, 16739332, 33478664, 66957328]

約数ペア:

[(1, 66957328), (2, 33478664), (4, 16739332), (8, 8369666), (16, 4184833), (47, 1424624), (94, 712312), (188, 356156), (269, 248912), (331, 202288), (376, 178078), (538, 124456), (662, 101144), (752, 89039), (1076, 62228), (1324, 50572), (2152, 31114), (2648, 25286), (4304, 15557), (5296, 12643)]