81750708

素因数分解:

$2^2\times 3^4\times {\mathrm{13}}^2\times {\mathrm{1493}}^1$

素因数の和:1535

約数の個数: 90

約数和(自身を含む): 231571494

約数和(自身を除く): 149820786

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 81, 108, 117, 156, 162, 169, 234, 324, 338, 351, 468, 507, 676, 702, 1014, 1053, 1404, 1493, 1521, 2028, 2106, 2986, 3042, 4212, 4479, 4563, 5972, 6084, 8958, 9126, 13437, 13689, 17916, 18252, 19409, 26874, 27378, 38818, 40311, 53748, 54756, 58227, 77636, 80622, 116454, 120933, 161244, 174681, 232908, 241866, 252317, 349362, 483732, 504634, 524043, 698724, 756951, 1009268, 1048086, 1513902, 1572129, 2096172, 2270853, 3027804, 3144258, 4541706, 6288516, 6812559, 9083412, 13625118, 20437677, 27250236, 40875354, 81750708]

約数ペア:

[(1, 81750708), (2, 40875354), (3, 27250236), (4, 20437677), (6, 13625118), (9, 9083412), (12, 6812559), (13, 6288516), (18, 4541706), (26, 3144258), (27, 3027804), (36, 2270853), (39, 2096172), (52, 1572129), (54, 1513902), (78, 1048086), (81, 1009268), (108, 756951), (117, 698724), (156, 524043), (162, 504634), (169, 483732), (234, 349362), (324, 252317), (338, 241866), (351, 232908), (468, 174681), (507, 161244), (676, 120933), (702, 116454), (1014, 80622), (1053, 77636), (1404, 58227), (1493, 54756), (1521, 53748), (2028, 40311), (2106, 38818), (2986, 27378), (3042, 26874), (4212, 19409), (4479, 18252), (4563, 17916), (5972, 13689), (6084, 13437), (8958, 9126)]