68843900

素因数分解:

$2^2\times 5^2\times {\mathrm{709}}^1\times {\mathrm{971}}^1$

素因数の和:1694

約数の個数: 36

約数和(自身を含む): 149756040

約数和(自身を除く): 80912140

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 709, 971, 1418, 1942, 2836, 3545, 3884, 4855, 7090, 9710, 14180, 17725, 19420, 24275, 35450, 48550, 70900, 97100, 688439, 1376878, 2753756, 3442195, 6884390, 13768780, 17210975, 34421950, 68843900]

約数ペア:

[(1, 68843900), (2, 34421950), (4, 17210975), (5, 13768780), (10, 6884390), (20, 3442195), (25, 2753756), (50, 1376878), (100, 688439), (709, 97100), (971, 70900), (1418, 48550), (1942, 35450), (2836, 24275), (3545, 19420), (3884, 17725), (4855, 14180), (7090, 9710)]