25580324

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{157}}^1$

素因数の和:225

約数の個数: 72

約数和(自身を含む): 58715328

約数和(自身を除く): 33135004

約数列:

[1, 2, 4, 7, 11, 14, 22, 23, 28, 44, 46, 77, 92, 154, 157, 161, 253, 308, 314, 322, 506, 529, 628, 644, 1012, 1058, 1099, 1727, 1771, 2116, 2198, 3454, 3542, 3611, 3703, 4396, 5819, 6908, 7084, 7222, 7406, 11638, 12089, 14444, 14812, 23276, 24178, 25277, 39721, 40733, 48356, 50554, 79442, 81466, 83053, 101108, 158884, 162932, 166106, 278047, 332212, 556094, 581371, 913583, 1112188, 1162742, 1827166, 2325484, 3654332, 6395081, 12790162, 25580324]

約数ペア:

[(1, 25580324), (2, 12790162), (4, 6395081), (7, 3654332), (11, 2325484), (14, 1827166), (22, 1162742), (23, 1112188), (28, 913583), (44, 581371), (46, 556094), (77, 332212), (92, 278047), (154, 166106), (157, 162932), (161, 158884), (253, 101108), (308, 83053), (314, 81466), (322, 79442), (506, 50554), (529, 48356), (628, 40733), (644, 39721), (1012, 25277), (1058, 24178), (1099, 23276), (1727, 14812), (1771, 14444), (2116, 12089), (2198, 11638), (3454, 7406), (3542, 7222), (3611, 7084), (3703, 6908), (4396, 5819)]