65582140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19403}}^1$

素因数の和:19438

約数の個数: 36

約数和(自身を含む): 149139144

約数和(自身を除く): 83557004

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1690, 3380, 19403, 38806, 77612, 97015, 194030, 252239, 388060, 504478, 1008956, 1261195, 2522390, 3279107, 5044780, 6558214, 13116428, 16395535, 32791070, 65582140]

約数ペア:

[(1, 65582140), (2, 32791070), (4, 16395535), (5, 13116428), (10, 6558214), (13, 5044780), (20, 3279107), (26, 2522390), (52, 1261195), (65, 1008956), (130, 504478), (169, 388060), (260, 252239), (338, 194030), (676, 97015), (845, 77612), (1690, 38806), (3380, 19403)]