80521160

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{87523}}^1$

素因数の和:87557

約数の個数: 32

約数和(自身を含む): 189051840

約数和(自身を除く): 108530680

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 87523, 175046, 350092, 437615, 700184, 875230, 1750460, 2013029, 3500920, 4026058, 8052116, 10065145, 16104232, 20130290, 40260580, 80521160]

約数ペア:

[(1, 80521160), (2, 40260580), (4, 20130290), (5, 16104232), (8, 10065145), (10, 8052116), (20, 4026058), (23, 3500920), (40, 2013029), (46, 1750460), (92, 875230), (115, 700184), (184, 437615), (230, 350092), (460, 175046), (920, 87523)]