8218370

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1$

素因数の和:290

約数の個数: 32

約数和(自身を含む): 15275520

約数和(自身を除く): 7057150

約数列:

[1, 2, 5, 10, 79, 101, 103, 158, 202, 206, 395, 505, 515, 790, 1010, 1030, 7979, 8137, 10403, 15958, 16274, 20806, 39895, 40685, 52015, 79790, 81370, 104030, 821837, 1643674, 4109185, 8218370]

約数ペア:

[(1, 8218370), (2, 4109185), (5, 1643674), (10, 821837), (79, 104030), (101, 81370), (103, 79790), (158, 52015), (202, 40685), (206, 39895), (395, 20806), (505, 16274), (515, 15958), (790, 10403), (1010, 8137), (1030, 7979)]