64866310

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{887}}^1$

素因数の和:1068

約数の個数: 32

約数和(自身を含む): 119688192

約数和(自身を除く): 54821882

約数列:

[1, 2, 5, 10, 71, 103, 142, 206, 355, 515, 710, 887, 1030, 1774, 4435, 7313, 8870, 14626, 36565, 62977, 73130, 91361, 125954, 182722, 314885, 456805, 629770, 913610, 6486631, 12973262, 32433155, 64866310]

約数ペア:

[(1, 64866310), (2, 32433155), (5, 12973262), (10, 6486631), (71, 913610), (103, 629770), (142, 456805), (206, 314885), (355, 182722), (515, 125954), (710, 91361), (887, 73130), (1030, 62977), (1774, 36565), (4435, 14626), (7313, 8870)]