68140828

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:191

約数の個数: 96

約数和(自身を含む): 153062784

約数和(自身を除く): 84921956

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 37, 53, 68, 73, 74, 106, 119, 146, 148, 212, 238, 259, 292, 371, 476, 511, 518, 629, 742, 901, 1022, 1036, 1241, 1258, 1484, 1802, 1961, 2044, 2482, 2516, 2701, 3604, 3869, 3922, 4403, 4964, 5402, 6307, 7738, 7844, 8687, 8806, 10804, 12614, 13727, 15476, 17374, 17612, 18907, 25228, 27083, 27454, 33337, 34748, 37814, 45917, 54166, 54908, 65773, 66674, 75628, 91834, 108332, 131546, 133348, 143153, 183668, 233359, 263092, 286306, 321419, 460411, 466718, 572612, 642838, 920822, 933436, 1002071, 1285676, 1841644, 2004142, 2433601, 4008284, 4867202, 9734404, 17035207, 34070414, 68140828]

約数ペア:

[(1, 68140828), (2, 34070414), (4, 17035207), (7, 9734404), (14, 4867202), (17, 4008284), (28, 2433601), (34, 2004142), (37, 1841644), (53, 1285676), (68, 1002071), (73, 933436), (74, 920822), (106, 642838), (119, 572612), (146, 466718), (148, 460411), (212, 321419), (238, 286306), (259, 263092), (292, 233359), (371, 183668), (476, 143153), (511, 133348), (518, 131546), (629, 108332), (742, 91834), (901, 75628), (1022, 66674), (1036, 65773), (1241, 54908), (1258, 54166), (1484, 45917), (1802, 37814), (1961, 34748), (2044, 33337), (2482, 27454), (2516, 27083), (2701, 25228), (3604, 18907), (3869, 17612), (3922, 17374), (4403, 15476), (4964, 13727), (5402, 12614), (6307, 10804), (7738, 8806), (7844, 8687)]