76681040

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{22291}}^1$

素因数の和:22347

約数の個数: 40

約数和(自身を含む): 182437728

約数和(自身を除く): 105756688

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 22291, 44582, 89164, 111455, 178328, 222910, 356656, 445820, 891640, 958513, 1783280, 1917026, 3834052, 4792565, 7668104, 9585130, 15336208, 19170260, 38340520, 76681040]

約数ペア:

[(1, 76681040), (2, 38340520), (4, 19170260), (5, 15336208), (8, 9585130), (10, 7668104), (16, 4792565), (20, 3834052), (40, 1917026), (43, 1783280), (80, 958513), (86, 891640), (172, 445820), (215, 356656), (344, 222910), (430, 178328), (688, 111455), (860, 89164), (1720, 44582), (3440, 22291)]