78090656

素因数分解:

$2^5\times 7^1\times {\mathrm{17}}^1\times {\mathrm{20507}}^1$

素因数の和:20541

約数の個数: 48

約数和(自身を含む): 186048576

約数和(自身を除く): 107957920

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 68, 112, 119, 136, 224, 238, 272, 476, 544, 952, 1904, 3808, 20507, 41014, 82028, 143549, 164056, 287098, 328112, 348619, 574196, 656224, 697238, 1148392, 1394476, 2296784, 2440333, 2788952, 4593568, 4880666, 5577904, 9761332, 11155808, 19522664, 39045328, 78090656]

約数ペア:

[(1, 78090656), (2, 39045328), (4, 19522664), (7, 11155808), (8, 9761332), (14, 5577904), (16, 4880666), (17, 4593568), (28, 2788952), (32, 2440333), (34, 2296784), (56, 1394476), (68, 1148392), (112, 697238), (119, 656224), (136, 574196), (224, 348619), (238, 328112), (272, 287098), (476, 164056), (544, 143549), (952, 82028), (1904, 41014), (3808, 20507)]