78789636

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{163}}^1\times {\mathrm{463}}^1$

素因数の和:665

約数の個数: 72

約数和(自身を含む): 207742080

約数和(自身を除く): 128952444

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 116, 163, 174, 261, 326, 348, 463, 489, 522, 652, 926, 978, 1044, 1389, 1467, 1852, 1956, 2778, 2934, 4167, 4727, 5556, 5868, 8334, 9454, 13427, 14181, 16668, 18908, 26854, 28362, 40281, 42543, 53708, 56724, 75469, 80562, 85086, 120843, 150938, 161124, 170172, 226407, 241686, 301876, 452814, 483372, 679221, 905628, 1358442, 2188601, 2716884, 4377202, 6565803, 8754404, 13131606, 19697409, 26263212, 39394818, 78789636]

約数ペア:

[(1, 78789636), (2, 39394818), (3, 26263212), (4, 19697409), (6, 13131606), (9, 8754404), (12, 6565803), (18, 4377202), (29, 2716884), (36, 2188601), (58, 1358442), (87, 905628), (116, 679221), (163, 483372), (174, 452814), (261, 301876), (326, 241686), (348, 226407), (463, 170172), (489, 161124), (522, 150938), (652, 120843), (926, 85086), (978, 80562), (1044, 75469), (1389, 56724), (1467, 53708), (1852, 42543), (1956, 40281), (2778, 28362), (2934, 26854), (4167, 18908), (4727, 16668), (5556, 14181), (5868, 13427), (8334, 9454)]