77912560

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:167

約数の個数: 160

約数和(自身を含む): 212129280

約数和(自身を除く): 134216720

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 29, 40, 43, 44, 55, 58, 71, 80, 86, 88, 110, 116, 142, 145, 172, 176, 215, 220, 232, 284, 290, 319, 344, 355, 430, 440, 464, 473, 568, 580, 638, 688, 710, 781, 860, 880, 946, 1136, 1160, 1247, 1276, 1420, 1562, 1595, 1720, 1892, 2059, 2320, 2365, 2494, 2552, 2840, 3053, 3124, 3190, 3440, 3784, 3905, 4118, 4730, 4988, 5104, 5680, 6106, 6235, 6248, 6380, 7568, 7810, 8236, 9460, 9976, 10295, 12212, 12470, 12496, 12760, 13717, 15265, 15620, 16472, 18920, 19952, 20590, 22649, 24424, 24940, 25520, 27434, 30530, 31240, 32944, 33583, 37840, 41180, 45298, 48848, 49880, 54868, 61060, 62480, 67166, 68585, 82360, 88537, 90596, 99760, 109736, 113245, 122120, 134332, 137170, 164720, 167915, 177074, 181192, 219472, 226490, 244240, 268664, 274340, 335830, 354148, 362384, 442685, 452980, 537328, 548680, 671660, 708296, 885370, 905960, 973907, 1097360, 1343320, 1416592, 1770740, 1811920, 1947814, 2686640, 3541480, 3895628, 4869535, 7082960, 7791256, 9739070, 15582512, 19478140, 38956280, 77912560]

約数ペア:

[(1, 77912560), (2, 38956280), (4, 19478140), (5, 15582512), (8, 9739070), (10, 7791256), (11, 7082960), (16, 4869535), (20, 3895628), (22, 3541480), (29, 2686640), (40, 1947814), (43, 1811920), (44, 1770740), (55, 1416592), (58, 1343320), (71, 1097360), (80, 973907), (86, 905960), (88, 885370), (110, 708296), (116, 671660), (142, 548680), (145, 537328), (172, 452980), (176, 442685), (215, 362384), (220, 354148), (232, 335830), (284, 274340), (290, 268664), (319, 244240), (344, 226490), (355, 219472), (430, 181192), (440, 177074), (464, 167915), (473, 164720), (568, 137170), (580, 134332), (638, 122120), (688, 113245), (710, 109736), (781, 99760), (860, 90596), (880, 88537), (946, 82360), (1136, 68585), (1160, 67166), (1247, 62480), (1276, 61060), (1420, 54868), (1562, 49880), (1595, 48848), (1720, 45298), (1892, 41180), (2059, 37840), (2320, 33583), (2365, 32944), (2494, 31240), (2552, 30530), (2840, 27434), (3053, 25520), (3124, 24940), (3190, 24424), (3440, 22649), (3784, 20590), (3905, 19952), (4118, 18920), (4730, 16472), (4988, 15620), (5104, 15265), (5680, 13717), (6106, 12760), (6235, 12496), (6248, 12470), (6380, 12212), (7568, 10295), (7810, 9976), (8236, 9460)]