80821706

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{293}}^1$

素因数の和:399

約数の個数: 64

約数和(自身を含む): 157489920

約数和(自身を除く): 76668214

約数列:

[1, 2, 7, 14, 17, 19, 34, 38, 61, 119, 122, 133, 238, 266, 293, 323, 427, 586, 646, 854, 1037, 1159, 2051, 2074, 2261, 2318, 4102, 4522, 4981, 5567, 7259, 8113, 9962, 11134, 14518, 16226, 17873, 19703, 34867, 35746, 38969, 39406, 69734, 77938, 94639, 125111, 137921, 189278, 250222, 275842, 303841, 339587, 607682, 662473, 679174, 1324946, 2126887, 2377109, 4253774, 4754218, 5772979, 11545958, 40410853, 80821706]

約数ペア:

[(1, 80821706), (2, 40410853), (7, 11545958), (14, 5772979), (17, 4754218), (19, 4253774), (34, 2377109), (38, 2126887), (61, 1324946), (119, 679174), (122, 662473), (133, 607682), (238, 339587), (266, 303841), (293, 275842), (323, 250222), (427, 189278), (586, 137921), (646, 125111), (854, 94639), (1037, 77938), (1159, 69734), (2051, 39406), (2074, 38969), (2261, 35746), (2318, 34867), (4102, 19703), (4522, 17873), (4981, 16226), (5567, 14518), (7259, 11134), (8113, 9962)]