51605008

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{67}}^1$

素因数の和:141

約数の個数: 120

約数和(自身を含む): 130561088

約数和(自身を除く): 78956080

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 23, 26, 28, 46, 52, 56, 67, 91, 92, 104, 112, 134, 161, 182, 184, 208, 268, 299, 322, 364, 368, 469, 529, 536, 598, 644, 728, 871, 938, 1058, 1072, 1196, 1288, 1456, 1541, 1742, 1876, 2093, 2116, 2392, 2576, 3082, 3484, 3703, 3752, 4186, 4232, 4784, 6097, 6164, 6877, 6968, 7406, 7504, 8372, 8464, 10787, 12194, 12328, 13754, 13936, 14812, 16744, 20033, 21574, 24388, 24656, 27508, 29624, 33488, 35443, 40066, 43148, 48139, 48776, 55016, 59248, 70886, 80132, 86296, 96278, 97552, 110032, 140231, 141772, 160264, 172592, 192556, 248101, 280462, 283544, 320528, 385112, 460759, 496202, 560924, 567088, 770224, 921518, 992404, 1121848, 1843036, 1984808, 2243696, 3225313, 3686072, 3969616, 6450626, 7372144, 12901252, 25802504, 51605008]

約数ペア:

[(1, 51605008), (2, 25802504), (4, 12901252), (7, 7372144), (8, 6450626), (13, 3969616), (14, 3686072), (16, 3225313), (23, 2243696), (26, 1984808), (28, 1843036), (46, 1121848), (52, 992404), (56, 921518), (67, 770224), (91, 567088), (92, 560924), (104, 496202), (112, 460759), (134, 385112), (161, 320528), (182, 283544), (184, 280462), (208, 248101), (268, 192556), (299, 172592), (322, 160264), (364, 141772), (368, 140231), (469, 110032), (529, 97552), (536, 96278), (598, 86296), (644, 80132), (728, 70886), (871, 59248), (938, 55016), (1058, 48776), (1072, 48139), (1196, 43148), (1288, 40066), (1456, 35443), (1541, 33488), (1742, 29624), (1876, 27508), (2093, 24656), (2116, 24388), (2392, 21574), (2576, 20033), (3082, 16744), (3484, 14812), (3703, 13936), (3752, 13754), (4186, 12328), (4232, 12194), (4784, 10787), (6097, 8464), (6164, 8372), (6877, 7504), (6968, 7406)]