90290774

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{487}}^1$

素因数の和:573

約数の個数: 64

約数和(自身を含む): 177085440

約数和(自身を除く): 86794666

約数列:

[1, 2, 7, 14, 17, 19, 34, 38, 41, 82, 119, 133, 238, 266, 287, 323, 487, 574, 646, 697, 779, 974, 1394, 1558, 2261, 3409, 4522, 4879, 5453, 6818, 8279, 9253, 9758, 10906, 13243, 16558, 18506, 19967, 26486, 39934, 57953, 64771, 92701, 115906, 129542, 139769, 157301, 185402, 279538, 314602, 339439, 379373, 678878, 758746, 1101107, 2202214, 2376073, 2655611, 4752146, 5311222, 6449341, 12898682, 45145387, 90290774]

約数ペア:

[(1, 90290774), (2, 45145387), (7, 12898682), (14, 6449341), (17, 5311222), (19, 4752146), (34, 2655611), (38, 2376073), (41, 2202214), (82, 1101107), (119, 758746), (133, 678878), (238, 379373), (266, 339439), (287, 314602), (323, 279538), (487, 185402), (574, 157301), (646, 139769), (697, 129542), (779, 115906), (974, 92701), (1394, 64771), (1558, 57953), (2261, 39934), (3409, 26486), (4522, 19967), (4879, 18506), (5453, 16558), (6818, 13243), (8279, 10906), (9253, 9758)]