200640070

素因数分解:

$2^1\times 5^1\times {\mathrm{263}}^1\times {\mathrm{76289}}^1$

素因数の和:76559

約数の個数: 16

約数和(自身を含む): 362530080

約数和(自身を除く): 161890010

約数列:

[1, 2, 5, 10, 263, 526, 1315, 2630, 76289, 152578, 381445, 762890, 20064007, 40128014, 100320035, 200640070]

約数ペア:

[(1, 200640070), (2, 100320035), (5, 40128014), (10, 20064007), (263, 762890), (526, 381445), (1315, 152578), (2630, 76289)]