65666384

素因数分解:

$2^4\times 7^1\times {\mathrm{661}}^1\times {\mathrm{887}}^1$

素因数の和:1563

約数の個数: 40

約数和(自身を含む): 145788288

約数和(自身を除く): 80121904

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 661, 887, 1322, 1774, 2644, 3548, 4627, 5288, 6209, 7096, 9254, 10576, 12418, 14192, 18508, 24836, 37016, 49672, 74032, 99344, 586307, 1172614, 2345228, 4104149, 4690456, 8208298, 9380912, 16416596, 32833192, 65666384]

約数ペア:

[(1, 65666384), (2, 32833192), (4, 16416596), (7, 9380912), (8, 8208298), (14, 4690456), (16, 4104149), (28, 2345228), (56, 1172614), (112, 586307), (661, 99344), (887, 74032), (1322, 49672), (1774, 37016), (2644, 24836), (3548, 18508), (4627, 14192), (5288, 12418), (6209, 10576), (7096, 9254)]