89118664

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{661}}^1\times {\mathrm{887}}^1$

素因数の和:1573

約数の個数: 32

約数和(自身を含む): 176356800

約数和(自身を除く): 87238136

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 661, 887, 1322, 1774, 2644, 3548, 5288, 7096, 12559, 16853, 25118, 33706, 50236, 67412, 100472, 134824, 586307, 1172614, 2345228, 4690456, 11139833, 22279666, 44559332, 89118664]

約数ペア:

[(1, 89118664), (2, 44559332), (4, 22279666), (8, 11139833), (19, 4690456), (38, 2345228), (76, 1172614), (152, 586307), (661, 134824), (887, 100472), (1322, 67412), (1774, 50236), (2644, 33706), (3548, 25118), (5288, 16853), (7096, 12559)]