80857612

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{31147}}^1$

素因数の和:31221

約数の個数: 24

約数和(自身を含む): 156985920

約数和(自身を除く): 76128308

約数列:

[1, 2, 4, 11, 22, 44, 59, 118, 236, 649, 1298, 2596, 31147, 62294, 124588, 342617, 685234, 1370468, 1837673, 3675346, 7350692, 20214403, 40428806, 80857612]

約数ペア:

[(1, 80857612), (2, 40428806), (4, 20214403), (11, 7350692), (22, 3675346), (44, 1837673), (59, 1370468), (118, 685234), (236, 342617), (649, 124588), (1298, 62294), (2596, 31147)]