78565540

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{58631}}^1$

素因数の和:58707

約数の個数: 24

約数和(自身を含む): 167452992

約数和(自身を除く): 88887452

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 58631, 117262, 234524, 293155, 586310, 1172620, 3928277, 7856554, 15713108, 19641385, 39282770, 78565540]

約数ペア:

[(1, 78565540), (2, 39282770), (4, 19641385), (5, 15713108), (10, 7856554), (20, 3928277), (67, 1172620), (134, 586310), (268, 293155), (335, 234524), (670, 117262), (1340, 58631)]