81353888

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{241}}^1$

素因数の和:406

約数の個数: 96

約数和(自身を含む): 201979008

約数和(自身を除く): 120625120

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 77, 88, 112, 137, 154, 176, 224, 241, 274, 308, 352, 482, 548, 616, 959, 964, 1096, 1232, 1507, 1687, 1918, 1928, 2192, 2464, 2651, 3014, 3374, 3836, 3856, 4384, 5302, 6028, 6748, 7672, 7712, 10549, 10604, 12056, 13496, 15344, 18557, 21098, 21208, 24112, 26992, 30688, 33017, 37114, 42196, 42416, 48224, 53984, 66034, 74228, 84392, 84832, 132068, 148456, 168784, 231119, 264136, 296912, 337568, 363187, 462238, 528272, 593824, 726374, 924476, 1056544, 1452748, 1848952, 2542309, 2905496, 3697904, 5084618, 5810992, 7395808, 10169236, 11621984, 20338472, 40676944, 81353888]

約数ペア:

[(1, 81353888), (2, 40676944), (4, 20338472), (7, 11621984), (8, 10169236), (11, 7395808), (14, 5810992), (16, 5084618), (22, 3697904), (28, 2905496), (32, 2542309), (44, 1848952), (56, 1452748), (77, 1056544), (88, 924476), (112, 726374), (137, 593824), (154, 528272), (176, 462238), (224, 363187), (241, 337568), (274, 296912), (308, 264136), (352, 231119), (482, 168784), (548, 148456), (616, 132068), (959, 84832), (964, 84392), (1096, 74228), (1232, 66034), (1507, 53984), (1687, 48224), (1918, 42416), (1928, 42196), (2192, 37114), (2464, 33017), (2651, 30688), (3014, 26992), (3374, 24112), (3836, 21208), (3856, 21098), (4384, 18557), (5302, 15344), (6028, 13496), (6748, 12056), (7672, 10604), (7712, 10549)]