25390105

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{8311}}^1$

素因数の和:8376

約数の個数: 16

約数和(自身を含む): 33513984

約数和(自身を除く): 8123879

約数列:

[1, 5, 13, 47, 65, 235, 611, 3055, 8311, 41555, 108043, 390617, 540215, 1953085, 5078021, 25390105]

約数ペア:

[(1, 25390105), (5, 5078021), (13, 1953085), (47, 540215), (65, 390617), (235, 108043), (611, 41555), (3055, 8311)]