81725785

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{19207}}^1$

素因数の和:19272

約数の個数: 16

約数和(自身を含む): 105106176

約数和(自身を除く): 23380391

約数列:

[1, 5, 23, 37, 115, 185, 851, 4255, 19207, 96035, 441761, 710659, 2208805, 3553295, 16345157, 81725785]

約数ペア:

[(1, 81725785), (5, 16345157), (23, 3553295), (37, 2208805), (115, 710659), (185, 441761), (851, 96035), (4255, 19207)]