81625178

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{52391}}^1$

素因数の和:52453

約数の個数: 16

約数和(自身を含む): 132027840

約数和(自身を除く): 50402662

約数列:

[1, 2, 19, 38, 41, 82, 779, 1558, 52391, 104782, 995429, 1990858, 2148031, 4296062, 40812589, 81625178]

約数ペア:

[(1, 81625178), (2, 40812589), (19, 4296062), (38, 2148031), (41, 1990858), (82, 995429), (779, 104782), (1558, 52391)]