8251464

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{499}}^1$

素因数の和:574

約数の個数: 64

約数和(自身を含む): 22680000

約数和(自身を除く): 14428536

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 53, 78, 104, 106, 156, 159, 212, 312, 318, 424, 499, 636, 689, 998, 1272, 1378, 1497, 1996, 2067, 2756, 2994, 3992, 4134, 5512, 5988, 6487, 8268, 11976, 12974, 16536, 19461, 25948, 26447, 38922, 51896, 52894, 77844, 79341, 105788, 155688, 158682, 211576, 317364, 343811, 634728, 687622, 1031433, 1375244, 2062866, 2750488, 4125732, 8251464]

約数ペア:

[(1, 8251464), (2, 4125732), (3, 2750488), (4, 2062866), (6, 1375244), (8, 1031433), (12, 687622), (13, 634728), (24, 343811), (26, 317364), (39, 211576), (52, 158682), (53, 155688), (78, 105788), (104, 79341), (106, 77844), (156, 52894), (159, 51896), (212, 38922), (312, 26447), (318, 25948), (424, 19461), (499, 16536), (636, 12974), (689, 11976), (998, 8268), (1272, 6487), (1378, 5988), (1497, 5512), (1996, 4134), (2067, 3992), (2756, 2994)]