91145128

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{251}}^1\times {\mathrm{2389}}^1$

素因数の和:2665

約数の個数: 32

約数和(自身を含む): 180684000

約数和(自身を除く): 89538872

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 251, 502, 1004, 2008, 2389, 4769, 4778, 9538, 9556, 19076, 19112, 38152, 45391, 90782, 181564, 363128, 599639, 1199278, 2398556, 4797112, 11393141, 22786282, 45572564, 91145128]

約数ペア:

[(1, 91145128), (2, 45572564), (4, 22786282), (8, 11393141), (19, 4797112), (38, 2398556), (76, 1199278), (152, 599639), (251, 363128), (502, 181564), (1004, 90782), (2008, 45391), (2389, 38152), (4769, 19112), (4778, 19076), (9538, 9556)]