66144890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1213}}^1$

素因数の和:1287

約数の個数: 64

約数和(自身を含む): 146845440

約数和(自身を除く): 80700550

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 41, 70, 82, 95, 133, 190, 205, 266, 287, 410, 574, 665, 779, 1213, 1330, 1435, 1558, 2426, 2870, 3895, 5453, 6065, 7790, 8491, 10906, 12130, 16982, 23047, 27265, 42455, 46094, 49733, 54530, 84910, 99466, 115235, 161329, 230470, 248665, 322658, 348131, 497330, 696262, 806645, 944927, 1613290, 1740655, 1889854, 3481310, 4724635, 6614489, 9449270, 13228978, 33072445, 66144890]

約数ペア:

[(1, 66144890), (2, 33072445), (5, 13228978), (7, 9449270), (10, 6614489), (14, 4724635), (19, 3481310), (35, 1889854), (38, 1740655), (41, 1613290), (70, 944927), (82, 806645), (95, 696262), (133, 497330), (190, 348131), (205, 322658), (266, 248665), (287, 230470), (410, 161329), (574, 115235), (665, 99466), (779, 84910), (1213, 54530), (1330, 49733), (1435, 46094), (1558, 42455), (2426, 27265), (2870, 23047), (3895, 16982), (5453, 12130), (6065, 10906), (7790, 8491)]