2008996535

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{227}}^1\times {\mathrm{367}}^1$

素因数の和:672

約数の個数: 64

約数和(自身を含む): 3044708352

約数和(自身を除く): 1035711817

約数列:

[1, 5, 7, 13, 35, 53, 65, 91, 227, 265, 367, 371, 455, 689, 1135, 1589, 1835, 1855, 2569, 2951, 3445, 4771, 4823, 7945, 12031, 12845, 14755, 19451, 20657, 23855, 24115, 33397, 60155, 83309, 84217, 97255, 103285, 136157, 156403, 166985, 252863, 416545, 421085, 583163, 680785, 782015, 1083017, 1094821, 1264315, 1770041, 2915815, 4415377, 5415085, 5474105, 7581119, 8850205, 22076885, 30907639, 37905595, 57399901, 154538195, 286999505, 401799307, 2008996535]

約数ペア:

[(1, 2008996535), (5, 401799307), (7, 286999505), (13, 154538195), (35, 57399901), (53, 37905595), (65, 30907639), (91, 22076885), (227, 8850205), (265, 7581119), (367, 5474105), (371, 5415085), (455, 4415377), (689, 2915815), (1135, 1770041), (1589, 1264315), (1835, 1094821), (1855, 1083017), (2569, 782015), (2951, 680785), (3445, 583163), (4771, 421085), (4823, 416545), (7945, 252863), (12031, 166985), (12845, 156403), (14755, 136157), (19451, 103285), (20657, 97255), (23855, 84217), (24115, 83309), (33397, 60155)]