131053552

素因数分解:

$2^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{257}}^1$

素因数の和:458

約数の個数: 80

約数和(自身を含む): 303284160

約数和(自身を除く): 172230608

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 56, 58, 112, 116, 157, 203, 232, 257, 314, 406, 464, 514, 628, 812, 1028, 1099, 1256, 1624, 1799, 2056, 2198, 2512, 3248, 3598, 4112, 4396, 4553, 7196, 7453, 8792, 9106, 14392, 14906, 17584, 18212, 28784, 29812, 31871, 36424, 40349, 52171, 59624, 63742, 72848, 80698, 104342, 119248, 127484, 161396, 208684, 254968, 282443, 322792, 417368, 509936, 564886, 645584, 834736, 1129772, 1170121, 2259544, 2340242, 4519088, 4680484, 8190847, 9360968, 16381694, 18721936, 32763388, 65526776, 131053552]

約数ペア:

[(1, 131053552), (2, 65526776), (4, 32763388), (7, 18721936), (8, 16381694), (14, 9360968), (16, 8190847), (28, 4680484), (29, 4519088), (56, 2340242), (58, 2259544), (112, 1170121), (116, 1129772), (157, 834736), (203, 645584), (232, 564886), (257, 509936), (314, 417368), (406, 322792), (464, 282443), (514, 254968), (628, 208684), (812, 161396), (1028, 127484), (1099, 119248), (1256, 104342), (1624, 80698), (1799, 72848), (2056, 63742), (2198, 59624), (2512, 52171), (3248, 40349), (3598, 36424), (4112, 31871), (4396, 29812), (4553, 28784), (7196, 18212), (7453, 17584), (8792, 14906), (9106, 14392)]