81467416

素因数分解:

$2^3\times {\mathrm{73}}^1\times {\mathrm{199}}^1\times {\mathrm{701}}^1$

素因数の和:979

約数の個数: 32

約数和(自身を含む): 155844000

約数和(自身を除く): 74376584

約数列:

[1, 2, 4, 8, 73, 146, 199, 292, 398, 584, 701, 796, 1402, 1592, 2804, 5608, 14527, 29054, 51173, 58108, 102346, 116216, 139499, 204692, 278998, 409384, 557996, 1115992, 10183427, 20366854, 40733708, 81467416]

約数ペア:

[(1, 81467416), (2, 40733708), (4, 20366854), (8, 10183427), (73, 1115992), (146, 557996), (199, 409384), (292, 278998), (398, 204692), (584, 139499), (701, 116216), (796, 102346), (1402, 58108), (1592, 51173), (2804, 29054), (5608, 14527)]