82117715

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{419}}^1\times {\mathrm{2063}}^1$

素因数の和:2506

約数の個数: 16

約数和(自身を含む): 104025600

約数和(自身を除く): 21907885

約数列:

[1, 5, 19, 95, 419, 2063, 2095, 7961, 10315, 39197, 39805, 195985, 864397, 4321985, 16423543, 82117715]

約数ペア:

[(1, 82117715), (5, 16423543), (19, 4321985), (95, 864397), (419, 195985), (2063, 39805), (2095, 39197), (7961, 10315)]