68350520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{244109}}^1$

素因数の和:244127

約数の個数: 32

約数和(自身を含む): 175759200

約数和(自身を除く): 107408680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 244109, 488218, 976436, 1220545, 1708763, 1952872, 2441090, 3417526, 4882180, 6835052, 8543815, 9764360, 13670104, 17087630, 34175260, 68350520]

約数ペア:

[(1, 68350520), (2, 34175260), (4, 17087630), (5, 13670104), (7, 9764360), (8, 8543815), (10, 6835052), (14, 4882180), (20, 3417526), (28, 2441090), (35, 1952872), (40, 1708763), (56, 1220545), (70, 976436), (140, 488218), (280, 244109)]