80837205

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{125329}}^1$

素因数の和:125380

約数の個数: 16

約数和(自身を含む): 132348480

約数和(自身を除く): 51511275

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 125329, 375987, 626645, 1879935, 5389147, 16167441, 26945735, 80837205]

約数ペア:

[(1, 80837205), (3, 26945735), (5, 16167441), (15, 5389147), (43, 1879935), (129, 626645), (215, 375987), (645, 125329)]