87098320

素因数分解:

$2^4\times 5^1\times {\mathrm{199}}^1\times {\mathrm{5471}}^1$

素因数の和:5683

約数の個数: 40

約数和(自身を含む): 203558400

約数和(自身を除く): 116460080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 199, 398, 796, 995, 1592, 1990, 3184, 3980, 5471, 7960, 10942, 15920, 21884, 27355, 43768, 54710, 87536, 109420, 218840, 437680, 1088729, 2177458, 4354916, 5443645, 8709832, 10887290, 17419664, 21774580, 43549160, 87098320]

約数ペア:

[(1, 87098320), (2, 43549160), (4, 21774580), (5, 17419664), (8, 10887290), (10, 8709832), (16, 5443645), (20, 4354916), (40, 2177458), (80, 1088729), (199, 437680), (398, 218840), (796, 109420), (995, 87536), (1592, 54710), (1990, 43768), (3184, 27355), (3980, 21884), (5471, 15920), (7960, 10942)]