66881080

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{34123}}^1$

素因数の和:34148

約数の個数: 48

約数和(自身を含む): 175056120

約数和(自身を除く): 108175040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 34123, 68246, 136492, 170615, 238861, 272984, 341230, 477722, 682460, 955444, 1194305, 1364920, 1672027, 1910888, 2388610, 3344054, 4777220, 6688108, 8360135, 9554440, 13376216, 16720270, 33440540, 66881080]

約数ペア:

[(1, 66881080), (2, 33440540), (4, 16720270), (5, 13376216), (7, 9554440), (8, 8360135), (10, 6688108), (14, 4777220), (20, 3344054), (28, 2388610), (35, 1910888), (40, 1672027), (49, 1364920), (56, 1194305), (70, 955444), (98, 682460), (140, 477722), (196, 341230), (245, 272984), (280, 238861), (392, 170615), (490, 136492), (980, 68246), (1960, 34123)]