68778430

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1993}}^1$

素因数の和:2053

約数の個数: 64

約数和(自身を含む): 155053440

約数和(自身を除く): 86275010

約数列:

[1, 2, 5, 7, 10, 14, 17, 29, 34, 35, 58, 70, 85, 119, 145, 170, 203, 238, 290, 406, 493, 595, 986, 1015, 1190, 1993, 2030, 2465, 3451, 3986, 4930, 6902, 9965, 13951, 17255, 19930, 27902, 33881, 34510, 57797, 67762, 69755, 115594, 139510, 169405, 237167, 288985, 338810, 404579, 474334, 577970, 809158, 982549, 1185835, 1965098, 2022895, 2371670, 4045790, 4912745, 6877843, 9825490, 13755686, 34389215, 68778430]

約数ペア:

[(1, 68778430), (2, 34389215), (5, 13755686), (7, 9825490), (10, 6877843), (14, 4912745), (17, 4045790), (29, 2371670), (34, 2022895), (35, 1965098), (58, 1185835), (70, 982549), (85, 809158), (119, 577970), (145, 474334), (170, 404579), (203, 338810), (238, 288985), (290, 237167), (406, 169405), (493, 139510), (595, 115594), (986, 69755), (1015, 67762), (1190, 57797), (1993, 34510), (2030, 33881), (2465, 27902), (3451, 19930), (3986, 17255), (4930, 13951), (6902, 9965)]