85789870

素因数分解:

$2^1\times 5^1\times {\mathrm{2141}}^1\times {\mathrm{4007}}^1$

素因数の和:6155

約数の個数: 16

約数和(自身を含む): 154532448

約数和(自身を除く): 68742578

約数列:

[1, 2, 5, 10, 2141, 4007, 4282, 8014, 10705, 20035, 21410, 40070, 8578987, 17157974, 42894935, 85789870]

約数ペア:

[(1, 85789870), (2, 42894935), (5, 17157974), (10, 8578987), (2141, 40070), (4007, 21410), (4282, 20035), (8014, 10705)]