77178080

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{68909}}^1$

素因数の和:68931

約数の個数: 48

約数和(自身を含む): 208383840

約数和(自身を除く): 131205760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 68909, 137818, 275636, 344545, 482363, 551272, 689090, 964726, 1102544, 1378180, 1929452, 2205088, 2411815, 2756360, 3858904, 4823630, 5512720, 7717808, 9647260, 11025440, 15435616, 19294520, 38589040, 77178080]

約数ペア:

[(1, 77178080), (2, 38589040), (4, 19294520), (5, 15435616), (7, 11025440), (8, 9647260), (10, 7717808), (14, 5512720), (16, 4823630), (20, 3858904), (28, 2756360), (32, 2411815), (35, 2205088), (40, 1929452), (56, 1378180), (70, 1102544), (80, 964726), (112, 689090), (140, 551272), (160, 482363), (224, 344545), (280, 275636), (560, 137818), (1120, 68909)]