641666610

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{60937}}^1$

素因数の和:60969

約数の個数: 80

約数和(自身を含む): 1858121496

約数和(自身を除く): 1216454886

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 81, 90, 117, 130, 135, 162, 195, 234, 270, 351, 390, 405, 585, 702, 810, 1053, 1170, 1755, 2106, 3510, 5265, 10530, 60937, 121874, 182811, 304685, 365622, 548433, 609370, 792181, 914055, 1096866, 1584362, 1645299, 1828110, 2376543, 2742165, 3290598, 3960905, 4753086, 4935897, 5484330, 7129629, 7921810, 8226495, 9871794, 11882715, 14259258, 16452990, 21388887, 23765430, 24679485, 35648145, 42777774, 49358970, 64166661, 71296290, 106944435, 128333322, 213888870, 320833305, 641666610]

約数ペア:

[(1, 641666610), (2, 320833305), (3, 213888870), (5, 128333322), (6, 106944435), (9, 71296290), (10, 64166661), (13, 49358970), (15, 42777774), (18, 35648145), (26, 24679485), (27, 23765430), (30, 21388887), (39, 16452990), (45, 14259258), (54, 11882715), (65, 9871794), (78, 8226495), (81, 7921810), (90, 7129629), (117, 5484330), (130, 4935897), (135, 4753086), (162, 3960905), (195, 3290598), (234, 2742165), (270, 2376543), (351, 1828110), (390, 1645299), (405, 1584362), (585, 1096866), (702, 914055), (810, 792181), (1053, 609370), (1170, 548433), (1755, 365622), (2106, 304685), (3510, 182811), (5265, 121874), (10530, 60937)]