82702660

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{109}}^1\times {\mathrm{643}}^1$

素因数の和:820

約数の個数: 48

約数和(自身を含む): 178516800

約数和(自身を除く): 95814140

約数列:

[1, 2, 4, 5, 10, 20, 59, 109, 118, 218, 236, 295, 436, 545, 590, 643, 1090, 1180, 1286, 2180, 2572, 3215, 6430, 6431, 12860, 12862, 25724, 32155, 37937, 64310, 70087, 75874, 128620, 140174, 151748, 189685, 280348, 350435, 379370, 700870, 758740, 1401740, 4135133, 8270266, 16540532, 20675665, 41351330, 82702660]

約数ペア:

[(1, 82702660), (2, 41351330), (4, 20675665), (5, 16540532), (10, 8270266), (20, 4135133), (59, 1401740), (109, 758740), (118, 700870), (218, 379370), (236, 350435), (295, 280348), (436, 189685), (545, 151748), (590, 140174), (643, 128620), (1090, 75874), (1180, 70087), (1286, 64310), (2180, 37937), (2572, 32155), (3215, 25724), (6430, 12862), (6431, 12860)]