256078135

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{419}}^1\times {\mathrm{3943}}^1$

素因数の和:4398

約数の個数: 16

約数和(自身を含む): 318044160

約数和(自身を除く): 61966025

約数列:

[1, 5, 31, 155, 419, 2095, 3943, 12989, 19715, 64945, 122233, 611165, 1652117, 8260585, 51215627, 256078135]

約数ペア:

[(1, 256078135), (5, 51215627), (31, 8260585), (155, 1652117), (419, 611165), (2095, 122233), (3943, 64945), (12989, 19715)]