25101818060

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{439}}^1\times {\mathrm{259907}}^1$

素因数の和:260366

約数の個数: 48

約数和(自身を含む): 57637198080

約数和(自身を除く): 32535380020

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 439, 878, 1756, 2195, 4390, 4829, 8780, 9658, 19316, 24145, 48290, 96580, 259907, 519814, 1039628, 1299535, 2599070, 2858977, 5198140, 5717954, 11435908, 14294885, 28589770, 57179540, 114099173, 228198346, 456396692, 570495865, 1140991730, 1255090903, 2281983460, 2510181806, 5020363612, 6275454515, 12550909030, 25101818060]

約数ペア:

[(1, 25101818060), (2, 12550909030), (4, 6275454515), (5, 5020363612), (10, 2510181806), (11, 2281983460), (20, 1255090903), (22, 1140991730), (44, 570495865), (55, 456396692), (110, 228198346), (220, 114099173), (439, 57179540), (878, 28589770), (1756, 14294885), (2195, 11435908), (4390, 5717954), (4829, 5198140), (8780, 2858977), (9658, 2599070), (19316, 1299535), (24145, 1039628), (48290, 519814), (96580, 259907)]