51790212

素因数分解:

$2^2\times 3^3\times {\mathrm{31}}^2\times {\mathrm{499}}^1$

素因数の和:574

約数の個数: 72

約数和(自身を含む): 139020000

約数和(自身を除く): 87229788

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 31, 36, 54, 62, 93, 108, 124, 186, 279, 372, 499, 558, 837, 961, 998, 1116, 1497, 1674, 1922, 1996, 2883, 2994, 3348, 3844, 4491, 5766, 5988, 8649, 8982, 11532, 13473, 15469, 17298, 17964, 25947, 26946, 30938, 34596, 46407, 51894, 53892, 61876, 92814, 103788, 139221, 185628, 278442, 417663, 479539, 556884, 835326, 959078, 1438617, 1670652, 1918156, 2877234, 4315851, 5754468, 8631702, 12947553, 17263404, 25895106, 51790212]

約数ペア:

[(1, 51790212), (2, 25895106), (3, 17263404), (4, 12947553), (6, 8631702), (9, 5754468), (12, 4315851), (18, 2877234), (27, 1918156), (31, 1670652), (36, 1438617), (54, 959078), (62, 835326), (93, 556884), (108, 479539), (124, 417663), (186, 278442), (279, 185628), (372, 139221), (499, 103788), (558, 92814), (837, 61876), (961, 53892), (998, 51894), (1116, 46407), (1497, 34596), (1674, 30938), (1922, 26946), (1996, 25947), (2883, 17964), (2994, 17298), (3348, 15469), (3844, 13473), (4491, 11532), (5766, 8982), (5988, 8649)]