71091824

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1$

素因数の和:222

約数の個数: 80

約数和(自身を含む): 152990208

約数和(自身を除く): 81898384

約数列:

[1, 2, 4, 8, 16, 17, 34, 47, 67, 68, 83, 94, 134, 136, 166, 188, 268, 272, 332, 376, 536, 664, 752, 799, 1072, 1139, 1328, 1411, 1598, 2278, 2822, 3149, 3196, 3901, 4556, 5561, 5644, 6298, 6392, 7802, 9112, 11122, 11288, 12596, 12784, 15604, 18224, 22244, 22576, 25192, 31208, 44488, 50384, 53533, 62416, 66317, 88976, 94537, 107066, 132634, 189074, 214132, 261367, 265268, 378148, 428264, 522734, 530536, 756296, 856528, 1045468, 1061072, 1512592, 2090936, 4181872, 4443239, 8886478, 17772956, 35545912, 71091824]

約数ペア:

[(1, 71091824), (2, 35545912), (4, 17772956), (8, 8886478), (16, 4443239), (17, 4181872), (34, 2090936), (47, 1512592), (67, 1061072), (68, 1045468), (83, 856528), (94, 756296), (134, 530536), (136, 522734), (166, 428264), (188, 378148), (268, 265268), (272, 261367), (332, 214132), (376, 189074), (536, 132634), (664, 107066), (752, 94537), (799, 88976), (1072, 66317), (1139, 62416), (1328, 53533), (1411, 50384), (1598, 44488), (2278, 31208), (2822, 25192), (3149, 22576), (3196, 22244), (3901, 18224), (4556, 15604), (5561, 12784), (5644, 12596), (6298, 11288), (6392, 11122), (7802, 9112)]