80897165005

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{25722469}}^1$

素因数の和:25722528

約数の個数: 16

約数和(自身を含む): 105565016880

約数和(自身を除く): 24667851875

約数列:

[1, 5, 17, 37, 85, 185, 629, 3145, 25722469, 128612345, 437281973, 951731353, 2186409865, 4758656765, 16179433001, 80897165005]

約数ペア:

[(1, 80897165005), (5, 16179433001), (17, 4758656765), (37, 2186409865), (85, 951731353), (185, 437281973), (629, 128612345), (3145, 25722469)]