161181995

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{617}}^1\times {\mathrm{4019}}^1$

素因数の和:4654

約数の個数: 16

約数和(自身を含む): 208686240

約数和(自身を除く): 47504245

約数列:

[1, 5, 13, 65, 617, 3085, 4019, 8021, 20095, 40105, 52247, 261235, 2479723, 12398615, 32236399, 161181995]

約数ペア:

[(1, 161181995), (5, 32236399), (13, 12398615), (65, 2479723), (617, 261235), (3085, 52247), (4019, 40105), (8021, 20095)]