78883672

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:161

約数の個数: 128

約数和(自身を含む): 191600640

約数和(自身を除く): 112716968

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 41, 43, 47, 56, 68, 82, 86, 94, 119, 136, 164, 172, 188, 238, 287, 301, 328, 329, 344, 376, 476, 574, 602, 658, 697, 731, 799, 952, 1148, 1204, 1316, 1394, 1462, 1598, 1763, 1927, 2021, 2296, 2408, 2632, 2788, 2924, 3196, 3526, 3854, 4042, 4879, 5117, 5576, 5593, 5848, 6392, 7052, 7708, 8084, 9758, 10234, 11186, 12341, 13489, 14104, 14147, 15416, 16168, 19516, 20468, 22372, 24682, 26978, 28294, 29971, 32759, 34357, 39032, 40936, 44744, 49364, 53956, 56588, 59942, 65518, 68714, 82861, 98728, 107912, 113176, 119884, 131036, 137428, 165722, 209797, 229313, 239768, 240499, 262072, 274856, 331444, 419594, 458626, 480998, 580027, 662888, 839188, 917252, 961996, 1160054, 1408637, 1678376, 1834504, 1923992, 2320108, 2817274, 4640216, 5634548, 9860459, 11269096, 19720918, 39441836, 78883672]

約数ペア:

[(1, 78883672), (2, 39441836), (4, 19720918), (7, 11269096), (8, 9860459), (14, 5634548), (17, 4640216), (28, 2817274), (34, 2320108), (41, 1923992), (43, 1834504), (47, 1678376), (56, 1408637), (68, 1160054), (82, 961996), (86, 917252), (94, 839188), (119, 662888), (136, 580027), (164, 480998), (172, 458626), (188, 419594), (238, 331444), (287, 274856), (301, 262072), (328, 240499), (329, 239768), (344, 229313), (376, 209797), (476, 165722), (574, 137428), (602, 131036), (658, 119884), (697, 113176), (731, 107912), (799, 98728), (952, 82861), (1148, 68714), (1204, 65518), (1316, 59942), (1394, 56588), (1462, 53956), (1598, 49364), (1763, 44744), (1927, 40936), (2021, 39032), (2296, 34357), (2408, 32759), (2632, 29971), (2788, 28294), (2924, 26978), (3196, 24682), (3526, 22372), (3854, 20468), (4042, 19516), (4879, 16168), (5117, 15416), (5576, 14147), (5593, 14104), (5848, 13489), (6392, 12341), (7052, 11186), (7708, 10234), (8084, 9758)]