51740248

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{139}}^1$

素因数の和:209

約数の個数: 96

約数和(自身を含む): 123782400

約数和(自身を除く): 72042152

約数列:

[1, 2, 4, 7, 8, 14, 17, 23, 28, 34, 46, 56, 68, 92, 119, 136, 139, 161, 184, 238, 278, 289, 322, 391, 476, 556, 578, 644, 782, 952, 973, 1112, 1156, 1288, 1564, 1946, 2023, 2312, 2363, 2737, 3128, 3197, 3892, 4046, 4726, 5474, 6394, 6647, 7784, 8092, 9452, 10948, 12788, 13294, 16184, 16541, 18904, 21896, 22379, 25576, 26588, 33082, 40171, 44758, 46529, 53176, 54349, 66164, 80342, 89516, 93058, 108698, 132328, 160684, 179032, 186116, 217396, 281197, 321368, 372232, 380443, 434792, 562394, 760886, 923933, 1124788, 1521772, 1847866, 2249576, 3043544, 3695732, 6467531, 7391464, 12935062, 25870124, 51740248]

約数ペア:

[(1, 51740248), (2, 25870124), (4, 12935062), (7, 7391464), (8, 6467531), (14, 3695732), (17, 3043544), (23, 2249576), (28, 1847866), (34, 1521772), (46, 1124788), (56, 923933), (68, 760886), (92, 562394), (119, 434792), (136, 380443), (139, 372232), (161, 321368), (184, 281197), (238, 217396), (278, 186116), (289, 179032), (322, 160684), (391, 132328), (476, 108698), (556, 93058), (578, 89516), (644, 80342), (782, 66164), (952, 54349), (973, 53176), (1112, 46529), (1156, 44758), (1288, 40171), (1564, 33082), (1946, 26588), (2023, 25576), (2312, 22379), (2363, 21896), (2737, 18904), (3128, 16541), (3197, 16184), (3892, 13294), (4046, 12788), (4726, 10948), (5474, 9452), (6394, 8092), (6647, 7784)]