64139185

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{13103}}^1$

素因数の和:13208

約数の個数: 16

約数和(自身を含む): 84913920

約数和(自身を除く): 20774735

約数列:

[1, 5, 11, 55, 89, 445, 979, 4895, 13103, 65515, 144133, 720665, 1166167, 5830835, 12827837, 64139185]

約数ペア:

[(1, 64139185), (5, 12827837), (11, 5830835), (55, 1166167), (89, 720665), (445, 144133), (979, 65515), (4895, 13103)]