78538124

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^2$

素因数の和:175

約数の個数: 72

約数和(自身を含む): 169188768

約数和(自身を除く): 90650644

約数列:

[1, 2, 4, 7, 14, 28, 37, 41, 43, 74, 82, 86, 148, 164, 172, 259, 287, 301, 518, 574, 602, 1036, 1148, 1204, 1517, 1591, 1763, 1849, 3034, 3182, 3526, 3698, 6068, 6364, 7052, 7396, 10619, 11137, 12341, 12943, 21238, 22274, 24682, 25886, 42476, 44548, 49364, 51772, 65231, 68413, 75809, 130462, 136826, 151618, 260924, 273652, 303236, 456617, 478891, 530663, 913234, 957782, 1061326, 1826468, 1915564, 2122652, 2804933, 5609866, 11219732, 19634531, 39269062, 78538124]

約数ペア:

[(1, 78538124), (2, 39269062), (4, 19634531), (7, 11219732), (14, 5609866), (28, 2804933), (37, 2122652), (41, 1915564), (43, 1826468), (74, 1061326), (82, 957782), (86, 913234), (148, 530663), (164, 478891), (172, 456617), (259, 303236), (287, 273652), (301, 260924), (518, 151618), (574, 136826), (602, 130462), (1036, 75809), (1148, 68413), (1204, 65231), (1517, 51772), (1591, 49364), (1763, 44548), (1849, 42476), (3034, 25886), (3182, 24682), (3526, 22274), (3698, 21238), (6068, 12943), (6364, 12341), (7052, 11137), (7396, 10619)]