656829085

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{31}}^2\times {\mathrm{43}}^1$

素因数の和:155

約数の個数: 72

約数和(自身を含む): 965767968

約数和(自身を除く): 308938883

約数列:

[1, 5, 11, 17, 31, 43, 55, 85, 155, 187, 215, 289, 341, 473, 527, 731, 935, 961, 1333, 1445, 1705, 2365, 2635, 3179, 3655, 4805, 5797, 6665, 8041, 8959, 10571, 12427, 14663, 15895, 16337, 22661, 28985, 40205, 41323, 44795, 52855, 62135, 73315, 81685, 98549, 113305, 136697, 179707, 206615, 249271, 277729, 385237, 454553, 492745, 683485, 702491, 898535, 1246355, 1388645, 1926185, 2272765, 3055019, 3512455, 4237607, 7727401, 11942347, 15275095, 21188035, 38637005, 59711735, 131365817, 656829085]

約数ペア:

[(1, 656829085), (5, 131365817), (11, 59711735), (17, 38637005), (31, 21188035), (43, 15275095), (55, 11942347), (85, 7727401), (155, 4237607), (187, 3512455), (215, 3055019), (289, 2272765), (341, 1926185), (473, 1388645), (527, 1246355), (731, 898535), (935, 702491), (961, 683485), (1333, 492745), (1445, 454553), (1705, 385237), (2365, 277729), (2635, 249271), (3179, 206615), (3655, 179707), (4805, 136697), (5797, 113305), (6665, 98549), (8041, 81685), (8959, 73315), (10571, 62135), (12427, 52855), (14663, 44795), (15895, 41323), (16337, 40205), (22661, 28985)]