2080459745

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{277}}^1\times {\mathrm{971}}^1$

素因数の和:1290

約数の個数: 64

約数和(自身を含む): 3268532736

約数和(自身を除く): 1188072991

約数列:

[1, 5, 7, 13, 17, 35, 65, 85, 91, 119, 221, 277, 455, 595, 971, 1105, 1385, 1547, 1939, 3601, 4709, 4855, 6797, 7735, 9695, 12623, 16507, 18005, 23545, 25207, 32963, 33985, 61217, 63115, 82535, 88361, 115549, 126035, 164815, 214591, 268967, 306085, 428519, 441805, 577745, 1072955, 1344835, 1502137, 1882769, 2142595, 3496571, 4572439, 7510685, 9413845, 17482855, 22862195, 24475997, 32007073, 59441707, 122379985, 160035365, 297208535, 416091949, 2080459745]

約数ペア:

[(1, 2080459745), (5, 416091949), (7, 297208535), (13, 160035365), (17, 122379985), (35, 59441707), (65, 32007073), (85, 24475997), (91, 22862195), (119, 17482855), (221, 9413845), (277, 7510685), (455, 4572439), (595, 3496571), (971, 2142595), (1105, 1882769), (1385, 1502137), (1547, 1344835), (1939, 1072955), (3601, 577745), (4709, 441805), (4855, 428519), (6797, 306085), (7735, 268967), (9695, 214591), (12623, 164815), (16507, 126035), (18005, 115549), (23545, 88361), (25207, 82535), (32963, 63115), (33985, 61217)]