51491232

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{809}}^1$

素因数の和:855

約数の個数: 144

約数和(自身を含む): 167174280

約数和(自身を除く): 115683048

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 17, 18, 24, 26, 32, 34, 36, 39, 48, 51, 52, 68, 72, 78, 96, 102, 104, 117, 136, 144, 153, 156, 204, 208, 221, 234, 272, 288, 306, 312, 408, 416, 442, 468, 544, 612, 624, 663, 809, 816, 884, 936, 1224, 1248, 1326, 1618, 1632, 1768, 1872, 1989, 2427, 2448, 2652, 3236, 3536, 3744, 3978, 4854, 4896, 5304, 6472, 7072, 7281, 7956, 9708, 10517, 10608, 12944, 13753, 14562, 15912, 19416, 21034, 21216, 25888, 27506, 29124, 31551, 31824, 38832, 41259, 42068, 55012, 58248, 63102, 63648, 77664, 82518, 84136, 94653, 110024, 116496, 123777, 126204, 165036, 168272, 178789, 189306, 220048, 232992, 247554, 252408, 330072, 336544, 357578, 378612, 440096, 495108, 504816, 536367, 660144, 715156, 757224, 990216, 1009632, 1072734, 1320288, 1430312, 1514448, 1609101, 1980432, 2145468, 2860624, 3028896, 3218202, 3960864, 4290936, 5721248, 6436404, 8581872, 12872808, 17163744, 25745616, 51491232]

約数ペア:

[(1, 51491232), (2, 25745616), (3, 17163744), (4, 12872808), (6, 8581872), (8, 6436404), (9, 5721248), (12, 4290936), (13, 3960864), (16, 3218202), (17, 3028896), (18, 2860624), (24, 2145468), (26, 1980432), (32, 1609101), (34, 1514448), (36, 1430312), (39, 1320288), (48, 1072734), (51, 1009632), (52, 990216), (68, 757224), (72, 715156), (78, 660144), (96, 536367), (102, 504816), (104, 495108), (117, 440096), (136, 378612), (144, 357578), (153, 336544), (156, 330072), (204, 252408), (208, 247554), (221, 232992), (234, 220048), (272, 189306), (288, 178789), (306, 168272), (312, 165036), (408, 126204), (416, 123777), (442, 116496), (468, 110024), (544, 94653), (612, 84136), (624, 82518), (663, 77664), (809, 63648), (816, 63102), (884, 58248), (936, 55012), (1224, 42068), (1248, 41259), (1326, 38832), (1618, 31824), (1632, 31551), (1768, 29124), (1872, 27506), (1989, 25888), (2427, 21216), (2448, 21034), (2652, 19416), (3236, 15912), (3536, 14562), (3744, 13753), (3978, 12944), (4854, 10608), (4896, 10517), (5304, 9708), (6472, 7956), (7072, 7281)]